----

| Tennessee                                      |   | 75-2127812               |
|------------------------------------------------|--------|--------------------------|
| (State      or other jurisdiction              |   | (I.R.S.      Employer    |
| of      incorporation or organization)         |   | Identification      No.) |
|                                           |   |                     |
| 6 Desta Drive, Suite 6500, Midland,      Texas |   | 79705                    |
| (Address      of principal executive office)   |   | (Zip      Code)          |

| Indicate      by check mark if the registrant is a well-known seasoned issuer, as      defined in Rule 405 of the Securities Act.                                                                                                                                                                                                                                                 | ¨    Yes | x  No      |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------|------------|
|                                                                                                                                                                                                                                                                                                                                                                              |          |       |
| Indicate      by check mark if the registrant is not required to file reports pursuant      to Section 13 or Section 15(d) of the Act.                                                                                                                                                                                                                                            | ¨    Yes | x  No      |
|                                                                                                                                                                                                                                                                                                                                                                              |          |       |
| Indicate      by check mark whether the registrant (1) has filed all reports required to      be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934      during the preceding 12 months (or for such shorter period that the      registrant was required to file such reports), and (2) has been subject to      such filing requirements for the past 90 days. | x    Yes      | ¨  No |

| Indicate      by check mark if disclosure of delinquent filers pursuant to Item 405 of      Regulation S-K is not contained herein, and will not be contained, to the      best of registrant's knowledge, in definitive proxy or information      statements incorporated by reference in Part III of this Form 10-K or any      amendment to this Form 10-K.x |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Indicate      by check mark whether the registrant is a large accelerated filer, an      accelerated filer, or a non-accelerated filer.  See definition      of “accelerated filer and large accelerated filer” in Rule 12b-2 of the      Exchange Act. |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Large      accelerated filer ¨                                                                                                                                                                                                                                           |   | Accelerated      filer ¨ |   | Non-accelerated      filer  x |   | Smaller      reporting company¨ |   |

| Indicate      by check mark whether the registrant is a shell company (as defined in      Rule 12b-2 of the Act). | ¨    Yes | x  No |
|-------------------------------------------------------------------------------------------------------------------|---------------|-------|

|   |
|--------|

----

|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | Page   |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|
| Part      I                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      1.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Business                                                                                                                                                     | 3      |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      1A.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Risk      Factors                                                                                                                                            | 7      |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      1B.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Unresolved Staff      Comments                                                                                                                               | 9      |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      2.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Properties                                                                                                                                                   | 9      |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      3.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Legal      Proceedings                                                                                                                                       | 10     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      4.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Submission of Matters to a Vote of Security      Holders                                                                                                     | 10     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Part      II                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      5.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Market for Registrant's Common Equity,      Related                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | Stockholder      Matters and Issuer Purchases of Equity Securities                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                | 11     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      6.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Selected Financial      Data                                                                                                                                 | 12     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      7.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Management's Discussion and Analysis of                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | Financial      Condition and Results of      Operations                                                                                                                          | 13     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      7A.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Quantitative and Qualitative Disclosures About Market      Risk                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | 15     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      8.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Financial Statements and Supplementary      Data                                                                                                             | 16     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      9.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   | Changes in and Disagreements with      Accountants                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | on Accounting      and Financial      Disclosure                                                                                                                                 | 29     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      9A.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Controls and      Procedures                                                                                                                                 | 29     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      9B.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Other      Information                                                                                                                                       | 30     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Part      III                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      10.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Directors, Executive Officers and Corporate      Governance                                                                                                  | 31     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      11.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Executive      Compensation                                                                                                                                  | 31     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      12.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Security Ownership of Certain Beneficial Owners and      Management and                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | Related      Stockholder      Matters                                                                                                                                            | 32     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      13.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Certain Relationships and Related Transactions, and      Director Independence                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    | 32     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      14.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Principal Accounting Fees and      Services                                                                                                                  | 32     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Part      IV                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Item      15.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | Exhibits and Financial Statement      Schedules                                                                                                              | 33     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Glossary of Oil and Gas      Terms                                                                                                                   | 36                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |   |
| Signatures                                                                                                                                           | 38                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |

|  |
|--|

----

Item

|   |
|--------|

----

|   |
|--------|

----

----

|   |
|--------|

----

Item

|   |
|--------|

----

|   |
|--------|

----

Item

Item

|                                    |   | Proved      Developed |      |   | Proved       |   |    | Total       |   |
|-----------------------------------------|--------|-----------------------|-----------|--------|--------------|--------|---------|-------------|--------|
|                                    |   | Producing             |      |   | Nonproducing |   |    | Undeveloped |   |   | Proved |   |
| Oil      (Bbls)                         |   |                  | 67,000    |   |         |   | 83,000  |        |   |   | 23,000 |   |   |   | 173,000 |   |
| Gas      (Mcf)                          |   |                  | 2,295,000 |   |         |   | 296,000 |        |   |   | 590,000 |   |   |   | 3,181,000 |   |
| Total      (BOE)                        |   |                  | 450,000   |   |         |   | 132,000 |        |   |   | 121,000 |   |   |   | 703,000 |   |
|                                    |   |                  |      |   |         |   |    |        |   |   |   |   |   |   |   |   |
| Standardized      measure of discounted |   |                  |      |   |         |   |    |        |   |   |   |   |   |   |   |   |
| future net cash      flows              |   |                  |      |   |         |   |    |        |   |   |   |   |   | $ | 10,565,000 |   |

|            |   | Proved      Reserves |    |   |   |   |
|-----------------|--------|----------------------|---------|--------|--------|--------|
|            |   |                 |    |   |   |   |   | Total      Oil |   |   | Percent      of |   |
|            |   | Oil                  |    |   | Gas    |   |   | Equivalent |   |   | Total      Oil |   |
|            |   | (Bbls)               |    |   | (Mcf)  |   |   | (BOE) |   |   | Equivalent |   |
| Amacker/Tippett |   |                 | 28,000  |   |   |   | 2,060,000 |   |   |   | 371,000 |   |   |   | 52.8 | % |
| Rhoda Walker    |   |                 | 104,000 |   |   |   | 322,000 |   |   |   | 158,000 |   |   |   | 22.5 | % |
| Wilshire        |   |                 | 16,000  |   |   |   | 726,000 |   |   |   | 137,000 |   |   |   | 19.5 | % |
| Other           |   |                 | 25,000  |   |   |   | 73,000 |   |   |   | 37,000 |   |   |   | 5.2 | % |
| Total           |   |                 | 173,000 |   |   |   | 3,181,000 |   |   |   | 703,000 |   |   |   | 100.0 | % |

|  |
|--|

----

Item

Item

|   |
|--------|

----

| Item 5. | Market for      Registrant's Common Equity, Related Stockholder Matters and Issuer      Purchases of EquitySecurities |
|---------|-----------------------------------------------------------------------------------------------------------------------|

|                |   | Total      Number |   |   |               |   |
|---------------------|--------|-------------------|--------|--------|--------------------|--------|
|                |   | of      Units     |   |   | Average      Price |   |
| Period              |   | Purchased         |   |   | Paid      Per Unit |   |
| January      2008   |   |              | -      |   |               | $      | - |   |
| February      2008  |   |              | -      |   |               |   | - |   |
| March      2008     |   |              | -      |   |               |   | - |   |
| April      2008     |   |              | -      |   |               |   | - |   |
| May      2008       |   |              | -      |   |               |   | - |   |
| June      2008      |   |              | 245    |   |               |   | 594.12 |   |
| July      2008      |   |              | -      |   |               |   | - |   |
| August      2008    |   |              | -      |   |               |   | - |   |
| September      2008 |   |              | 92     |   |               |   | 565.17 |   |
| October      2008   |   |              | -      |   |               |   | - |   |
| November      2008  |   |              | -      |   |               |   | - |   |
| December      2008  |   |              | 100    |   |               |   | 540.49 |   |
| TOTALS              |   |              | 437    |   |               | $      | 575.76 |   |

|   |
|--------|

----

Item

|                                |   | Years      ended December 31, |      |
|-------------------------------------|--------|-------------------------------|-----------|
|                                |   | 2008                          |      |   | 2007 |   |   | 2006 |   |   | 2005 |   |   | 2004 |   |
| Revenues                            |   | $                             | 3,655,695 |   |   | $ | 2,052,634 |   |   | $ | 2,098,165 |   |   | $ | 2,310,700 |   |   | $ | 1,375,040 |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Net      income                     |   |                          | 3,286,683 |   |   |   | 1,670,151 |   |   |   | 1,770,436 |   |   |   | 2,033,489 |   |   |   | 1,082,168 |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Partners'      share of net income: |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| General partner                     |   |                          | 328,668   |   |   |   | 167,015 |   |   |   | 177,044 |   |   |   | 203,349 |   |   |   | 108,217 |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Limited partners                    |   |                          | 2,958,015 |   |   |   | 1,503,136 |   |   |   | 1,593,392 |   |   |   | 1,830,140 |   |   |   | 973,951 |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Limited      partners'              |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| net income per    unit              |   |                          | 147.90    |   |   |   | 75.16 |   |   |   | 79.67 |   |   |   | 91.51 |   |   |   | 48.70 |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Limited      partners' cash         |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| distributions per      unit         |   |                          | 167.40    |   |   |   | 78.75 |   |   |   | 94.51 |   |   |   | 90.00 |   |   |   | 50.63 |   |
|                                |   |                          |      |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Total      assets                   |   | $                             | 2,233,465 |   |   | $ | 2,660,166 |   |   | $ | 2,755,135 |   |   | $ | 2,816,454 |   |   | $ | 2,773,792 |   |

|   |
|--------|

----

Item

|   |
|--------|

----

|                                           |   | Year      Ended December 31, |      |
|------------------------------------------------|--------|------------------------------|-----------|
|                                           |   | 2008                         |      |   | 2007 |   |   | 2006 |   |
| Oil      production in barrels                 |   |                         | 23,726    |   |   |   | 18,413 |   |   |   | 19,829 |   |
| Gas      production in mcf                     |   |                         | 276,856   |   |   |   | 274,181 |   |   |   | 274,188 |   |
| Total      (BOE)                               |   |                         | 69,869    |   |   |   | 64,110 |   |   |   | 65,527 |   |
| Average      price per barrel of oil           |   | $                            | 97.86     |   |   | $ | 72.06 |   |   | $ | 65.61 |   |
| Average      price per mcf of gas              |   | $                            | 10.01     |   |   | $ | 7.43 |   |   | $ | 7.60 |   |
| Partnership      distributions                 |   | $                            | 3,720,035 |   |   | $ | 1,750,049 |   |   | $ | 2,100,116 |   |
| Limited      partner distributions             |   | $                            | 3,348,035 |   |   | $ | 1,575,040 |   |   | $ | 1,890,116 |   |
| Per      unit distribution to limited partners |   | $                            | 167.40    |   |   | $ | 78.75 |   |   | $ | 94.51 |   |
| Number      of limited partner units           |   |                         | 20,000    |   |   |   | 20,000 |   |   |   | 20,000 |   |

|   |
|--------|

----

Item

|   |
|--------|

----

Item

|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   | Page   |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|--------|
| Report of Independent Registered Public Accounting      Firm                                                                                                    |   | 17     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   |
| Balance      Sheets                                                                                                                                             |   | 18     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   |
| Statements of      Operations                                                                                                                                   |   | 19     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   |
| Statements of Changes in Partners' Equity      (Deficit)                                                                                                        |   | 20     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   |
| Statements of Cash      Flows                                                                                                                                   |   | 21     |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |   |
| Notes to Financial      Statements                                                                                                                              |   | 22     |

|   |
|--------|

----

REPORT 

|   |
|--------|

----

Southwest 

|                                            |   | December      31, |      |
|-------------------------------------------------|--------|-------------------|-----------|
|                                            |   | 2008              |      |   | 2007 |   |
| Assets                                          |   |              |      |   |   |   |
|                                            |   |              |      |   |   |   |
| Current      assets:                            |   |              |      |   |   |   |
| Cash and cash      equivalents                  |   | $                 | 88,123    |   |   | $ | 109,927 |   |
| Receivable from Managing General      Partner   |   |              | 195,668   |   |   |   | 413,416 |   |
| Oklahoma income tax      deposits               |   |              | 77        |   |   |   | 112 |   |
| Total current      assets                       |   |              | 283,868   |   |   |   | 523,455 |   |
|                                            |   |              |      |   |   |   |   |   |
| Oil      and gas properties - using the full-   |   |              |      |   |   |   |   |   |
| cost method of      accounting                  |   |              | 8,686,062 |   |   |   | 8,734,608 |   |
| Less accumulated      depreciation,             |   |              |      |   |   |   |   |   |
| depletion and      amortization                 |   |              | 6,736,465 |   |   |   | 6,597,897 |   |
|                                            |   |              |      |   |   |   |   |   |
| Net oil and gas      properties                 |   |              | 1,949,597 |   |   |   | 2,136,711 |   |
|                                            |   | $                 | 2,233,465 |   |   | $ | 2,660,166 |   |
|                                            |   |              |      |   |   |   |   |   |
| Liabilities and Partners' Equity      (Deficit) |   |              |      |   |   |   |   |   |
|                                            |   |              |      |   |   |   |   |   |
| Asset      retirement obligation                |   | $                 | 770,767   |   |   | $ | 764,116 |   |
|                                            |   |              |      |   |   |   |   |   |
| Partners'      equity (deficit):                |   |              |      |   |   |   |   |   |
| General partner                                 |   |              | (708,054  | ) |   |   | (664,722 | ) |
| Limited partners                                |   |              | 2,170,752 |   |   |   | 2,560,772 |   |
|                                            |   |              |      |   |   |   |   |   |
| Total partners'      equity                     |   |              | 1,462,698 |   |   |   | 1,896,050 |   |
|                                            |   | $                 | 2,233,465 |   |   | $ | 2,660,166 |   |

|   |
|--------|

----

Royalties

|                                          |   | Years      ended December 31, |      |
|-----------------------------------------------|--------|-------------------------------|-----------|
|                                          |   | 2008                          |      |   | 2007 |   |   | 2006 |   |
| Revenues                                      |   |                          |      |   |   |   |   |   |   |
|                                          |   |                          |      |   |   |   |   |   |   |
| Income from net profits      interests        |   | $                             | 3,652,756 |   |   | $ | 2,046,246 |   |   | $ | 2,090,533 |   |
| Interest income                               |   |                          | 2,939     |   |   |   | 6,384 |   |   |   | 7,632 |   |
| Other                                         |   |                          | -         |   |   |   | 4 |   |   |   | - |   |
|                                          |   |                          | 3,655,695 |   |   |   | 2,052,634 |   |   |   | 2,098,165 |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Expenses                                      |   |                          |      |   |   |   |   |   |   |   |   |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Depreciation, depletion and      amortization |   |                          | 138,568   |   |   |   | 142,689 |   |   |   | 115,615 |   |
| Accretionexpense                              |   |                          | 55,197    |   |   |   | 66,482 |   |   |   | 43,643 |   |
| General and      administrative               |   |                          | 175,247   |   |   |   | 173,312 |   |   |   | 168,471 |   |
|                                          |   |                          | 369,012   |   |   |   | 382,483 |   |   |   | 327,729 |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Net      income                               |   | $                             | 3,286,683 |   |   | $ | 1,670,151 |   |   | $ | 1,770,436 |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Net      income allocated to:                 |   |                          |      |   |   |   |   |   |   |   |   |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Managing General      Partner                 |   | $                             | 328,668   |   |   | $ | 167,015 |   |   | $ | 177,044 |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Limited partners                              |   | $                             | 2,958,015 |   |   | $ | 1,503,136 |   |   | $ | 1,593,392 |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |
| Per limited partner      unit                 |   | $                             | 147.90    |   |   | $ | 75.16 |   |   | $ | 79.67 |   |
|                                          |   |                          |      |   |   |   |   |   |   |   |   |   |

|   |
|--------|

----

Royalties

|                              |   | General |     |   | Limited  |   |       |   |   |
|-----------------------------------|--------|---------|----------|--------|----------|--------|------------|--------|--------|
|                              |   | Partner |     |   | Partners |   |       | Total  |   |
|                              |   |    |     |   |     |   |       |   |   |
| Balance      at December 31, 2005 |   | $       | (623,772 | )      |     | $      | 2,929,400  |   |   | $ | 2,305,628 |   |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Net income                        |   |    | 177,044  |   |     |   | 1,593,392  |   |   |   | 1,770,436 |   |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Distributions                     |   |    | (210,000 | )      |     |   | (1,890,116 | )      |   |   | (2,100,116 | ) |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Balance      at December 31, 2006 |   |    | (656,728 | )      |     |   | 2,632,676  |   |   |   | 1,975,948 |   |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Net income                        |   |    | 167,015  |   |     |   | 1,503,136  |   |   |   | 1,670,151 |   |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Distributions                     |   |    | (175,009 | )      |     |   | (1,575,040 | )      |   |   | (1,750,049 | ) |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Balance      at December 31, 2007 |   |    | (664,722 | )      |     |   | 2,560,772  |   |   |   | 1,896,050 |   |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Net income                        |   |    | 328,668  |   |     |   | 2,958,015  |   |   |   | 3,286,683 |   |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Distributions                     |   |    | (372,000 | )      |     |   | (3,348,035 | )      |   |   | (3,720,035 | ) |
|                              |   |    |     |   |     |   |       |   |   |   |   |   |
| Balance      at December 31, 2008 |   | $       | (708,054 | )      |     | $      | 2,170,752  |   |   | $ | 1,462,698 |   |

|   |
|--------|

----

Southwest 

|                                                       |   | Years      ended December 31, |       |
|------------------------------------------------------------|--------|-------------------------------|------------|
|                                                       |   | 2008                          |       |   | 2007 |   |   | 2006 |   |
| Cash      flows from operating activities:                 |   |                          |       |   |   |   |   |   |   |
|                                                       |   |                          |       |   |   |   |   |   |   |
| Cash received from net profits      interests              |   | $                             | 3,870,539  |   |   | $ | 1,919,727 |   |   | $ | 2,096,800 |   |
| Cash paid for administrative      fees and general         |   |                          |       |   |   |   |   |   |   |   |   |   |
| and administrative      overhead                           |   |                          | (175,247   | ) |   |   | (173,312 | ) |   |   | (168,471 | ) |
| Interestreceived                                           |   |                          | 2,939      |   |   |   | 6,384 |   |   |   | 7,632 |   |
| Other                                                      |   |                          | -          |   |   |   | 4 |   |   |   | - |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Net cash provided by operating      activities             |   |                          | 3,698,231  |   |   |   | 1,752,803 |   |   |   | 1,935,961 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Cash      flows from financing activities:                 |   |                          |       |   |   |   |   |   |   |   |   |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Distributions to      partners                             |   |                          | (3,720,035 | ) |   |   | (1,750,049 | ) |   |   | (2,100,116 | ) |
| Decrease in distributions      payable                     |   |                          | -          |   |   |   | - |   |   |   | (180 | ) |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Net cash used in financing      activities                 |   |                          | (3,720,035 | ) |   |   | (1,750,049 | ) |   |   | (2,100,296 | ) |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Net (decrease) increase in cash      and cash equivalents  |   |                          | (21,804    | ) |   |   | 2,754 |   |   |   | (164,335 | ) |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Beginning ofyear                                           |   |                          | 109,927    |   |   |   | 107,173 |   |   |   | 271,508 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| End of year                                                |   | $                             | 88,123     |   |   | $ | 109,927 |   |   | $ | 107,173 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Reconciliation      of net income to net                   |   |                          |       |   |   |   |   |   |   |   |   |   |
| cash provided by operating      activities:                |   |                          |       |   |   |   |   |   |   |   |   |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Net      income                                            |   | $                             | 3,286,683  |   |   | $ | 1,670,151 |   |   | $ | 1,770,436 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Adjustments      to reconcile net income to                |   |                          |       |   |   |   |   |   |   |   |   |   |
| net cash provided by operating      activities:            |   |                          |       |   |   |   |   |   |   |   |   |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Depreciation, depletion and      amortization              |   |                          | 138,568    |   |   |   | 142,689 |   |   |   | 115,615 |   |
| Accretionexpense                                           |   |                          | 55,197     |   |   |   | 66,482 |   |   |   | 43,643 |   |
| Settlement of asset retirement      obligations            |   |                          |       |   |   |   |   |   |   |   |   |   |
| for plugged and abandoned      wells                       |   |                          | -          |   |   |   | (59,252 | ) |   |   | (544 | ) |
| Decrease (increase) in      receivables and deposits       |   |                          | 217,783    |   |   |   | (67,267 | ) |   |   | 6,811 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Net      cash provided by operating activities             |   | $                             | 3,698,231  |   |   | $ | 1,752,803 |   |   | $ | 1,935,961 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |
| Noncash      investing and financing activities:           |   |                          |       |   |   |   |   |   |   |   |   |   |
| (Decrease) increase in oil and gas      properties – |   |                          |       |   |   |   |   |   |   |   |   |   |
| SFAS No. 143                                               |   | $                             | (48,546    | ) |   | $ | (22,301 | ) |   | $ | 225,442 |   |
|                                                       |   |                          |       |   |   |   |   |   |   |   |   |   |

|   |
|--------|

----

Southwest 

| 1. | Organization |
|----|--------------|

|                                                                    | Limited  |   | General  |
|-------------------------------------------------------------------------|----------|--------|----------|
|                                                                    | Partners |   | Partners |
| Interest      income on capital contributions                           | 100%     |   | -        |
| Oil      and gas sales                                                  | 90%      |   | 10%      |
| All      other revenues                                                 | 90%      |   | 10%      |
| Organization      and offering costs (1)                                | 100%     |   | -        |
| Amortization      of organization costs                                 | 100%     |   | -        |
| Property      acquisition costs                                         | 100%     |   | -        |
| Gain/loss      on property disposition                                  | 90%      |   | 10%      |
| Operating      and administrative costs (2)                             | 90%      |   | 10%      |
| Depreciation,      depletion and amortization of oil and gas properties | 90%      |   | 10%      |
| All      other costs                                                    | 90%      |   | 10%      |

|   | (1) | All      organization costs in excess of 3% of initial capital contributions will      be paid by the Managing General Partner and will be treated as a capital      contribution.  The Partnership paid the Managing General Partner      an amount equal to 3% of initial capital contributions for such      organization costs. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | (2) | Administrative      costs in any year, which exceed 2% of capital contributions shall be paid      by the Managing General Partner and will be treated as a capital      contribution. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Summary of Significant      Accounting Policies |
|----|-------------------------------------------------|

|   |
|--------|

----

| 2. | Summary of Significant      Accounting Policies -continued |
|----|------------------------------------------------------------|

|   |
|--------|

----

|   | Southwest      Royalties, Inc. Income Fund VI |
|--------|-----------------------------------------------|

| 2. | Summary of Significant      Accounting Policies -continued |
|----|------------------------------------------------------------|

|                                                             |   | 2008   |    |   | 2007   |   |
|------------------------------------------------------------------|--------|--------|---------|--------|--------|--------|
| Beginning      of year                                           |   | $      | 764,116 |   |   | $      | 779,187 |   |
| Additional      abandonment obligations from new wells           |   |   | 3,836   |   |   |   | 378 |   |
| Reduction      of obligations due to farm-outs                   |   |   | (498    | )      |   |   | (22,679 | ) |
| Reduction      of obligations due to wells plugged and abandoned |   |   | -       |   |   |   | (59,252 | ) |
| Accretion      expense                                           |   |   | 55,197  |   |   |   | 66,482 |   |
| Revisions      of previous estimates                             |   |   | (51,884 | )      |   |   | - |   |
| End      of year                                                 |   | $      | 770,767 |   |   | $      | 764,116 |   |

|   |
|--------|

----

| 4. | Commitments and      Contingent Liabilities |
|----|---------------------------------------------|

| 5. | Related Party      Transactions |
|----|---------------------------------|

|   |
|--------|

----

| 5. | Related Party      Transactions -continued |
|----|--------------------------------------------|

| 6. | Oil and Gas Reserves      Information (unaudited) |
|----|---------------------------------------------------|

|                                 |   | Oil      (bbls) |    |   | Gas      (mcf) |   |
|--------------------------------------|--------|-----------------|---------|--------|----------------|--------|
| Total      Proved -                  |   |            |    |   |           |   |
|                                 |   |            |    |   |           |   |
| January      1, 2006                 |   |            | 267,000 |   |           |   | 5,121,000 |   |
|                                 |   |            |    |   |           |   |   |   |
| New discoveries and      extensions  |   |            | 12,000  |   |           |   | 68,000 |   |
| Revisions of previous      estimates |   |            | (51,000 | )      |           |   | (1,844,000 | ) |
| Production                           |   |            | (20,000 | )      |           |   | (274,000 | ) |
| December      31, 2006               |   |            | 208,000 |   |           |   | 3,071,000 |   |
|                                 |   |            |    |   |           |   |   |   |
| New discoveries and      extensions  |   |            | 4,000   |   |           |   | 119,000 |   |
| Revisions of previous      estimates |   |            | 38,000  |   |           |   | 654,000 |   |
| Production                           |   |            | (18,000 | )      |           |   | (274,000 | ) |
| December      31, 2007               |   |            | 232,000 |   |           |   | 3,570,000 |   |
|                                 |   |            |    |   |           |   |   |   |
| New discoveries and      extensions  |   |            | 17,000  |   |           |   | 430,000 |   |
| Revisions of previous      estimates |   |            | (52,000 | )      |           |   | (542,000 | ) |
| Production                           |   |            | (24,000 | )      |           |   | (277,000 | ) |
| December      31, 2008               |   |            | 173,000 |   |           |   | 3,181,000 |   |
|                                 |   |            |    |   |           |   |   |   |
| Proved developed reserves      -     |   |            |    |   |           |   |   |   |
|                                 |   |            |    |   |           |   |   |   |
| December      31, 2006               |   |            | 183,000 |   |           |   | 2,418,000 |   |
| December      31, 2007               |   |            | 206,000 |   |           |   | 2,909,000 |   |
| December      31, 2008               |   |            | 150,000 |   |           |   | 2,592,000 |   |

|   |
|--------|

----

|   | Southwest      Royalties, Inc. Income Fund VI |
|--------|-----------------------------------------------|

| 6. | Oil and Gas Reserves      Information (unaudited) -continued |
|----|--------------------------------------------------------------|

|   |
|--------|

----

|   | Southwest      Royalties, Inc. Income Fund VI |
|--------|-----------------------------------------------|

|                                               |   | 2008   |       |   | 2007   |   |       | 2006   |   |
|----------------------------------------------------|--------|--------|------------|--------|--------|--------|------------|--------|--------|
| Future      cash inflows                           |   | $      | 28,314,000 |   |   | $      | 49,671,000 |   |   | $ | 29,875,000 |   |
| Production,      development and abandonment costs |   |   | 9,377,000  |   |   |   | 16,282,000 |   |   |   | 11,493,000 |   |
| Future      net cash flows                         |   |   | 18,937,000 |   |   |   | 33,389,000 |   |   |   | 18,382,000 |   |
| 10%      annual discount for                       |   |   |       |   |   |   |       |   |   |   |   |   |
| estimated timing of cash      flows                |   |   | 8,372,000  |   |   |   | 15,071,000 |   |   |   | 8,091,000 |   |
| Standardized      measure of                       |   |   |       |   |   |   |       |   |   |   |   |   |
| discounted future net cash      flows              |   | $      | 10,565,000 |   |   | $      | 18,318,000 |   |   | $ | 10,291,000 |   |

|                                                        |   | 2008   |       |   | 2007   |   |       | 2006   |   |
|-------------------------------------------------------------|--------|--------|------------|--------|--------|--------|------------|--------|--------|
| Sales      of oil and gas produced, net of production costs |   | $      | (3,653,000 | )      |   | $      | (2,046,000 | )      |   | $ | (2,091,000 | ) |
| Extensions      and discoveries                             |   |   | 1,482,000  |   |   |   | 647,000    |   |   |   | 603,000 |   |
| Changes      in prices and production costs                 |   |   | (5,180,000 | )      |   |   | 5,609,000  |   |   |   | (12,313,000 | ) |
| Changes      of production rates (timing) and others        |   |   | (127,000   | )      |   |   | (466,000   | )      |   |   | 6,489,000 |   |
| Revisions      of previous quantities estimates             |   |   | (2,107,000 | )      |   |   | 3,254,000  |   |   |   | (5,056,000 | ) |
| Accretion      of discount                                  |   |   | 1,832,000  |   |   |   | 1,029,000  |   |   |   | 2,060,000 |   |
| Discounted      future net cash flows -                     |   |   |       |   |   |   |       |   |   |   |   |   |
| Beginning ofyear                                            |   |   | 18,318,000 |   |   |   | 10,291,000 |   |   |   | 20,599,000 |   |
| End of year                                                 |   | $      | 10,565,000 |   |   | $      | 18,318,000 |   |   | $ | 10,291,000 |   |

| 7. | Selected Quarterly      Financial Results –(unaudited) |
|----|--------------------------------------------------------------|

|                                     |   | Quarter |      |
|------------------------------------------|--------|---------|-----------|
|                                     |   | First   |      |   | Second |   |   | Third |   |   | Fourth |   |
| 2008:                                    |   |    |      |   |   |   |   |   |   |   |   |   |
| Total revenues                           |   | $       | 1,273,957 |   |   | $ | 1,206,834 |   |   | $ | 895,586 |   |   | $ | 279,318 |   |
| Total expenses                           |   |    | 94,073    |   |   |   | 89,262 |   |   |   | 93,230 |   |   |   | 92,447 |   |
| Net income                               |   | $       | 1,179,884 |   |   | $ | 1,117,572 |   |   | $ | 802,356 |   |   | $ | 186,871 |   |
|                                     |   |    |      |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Net income per limited partner      unit |   | $       | 53.09     |   |   | $ | 50.29 |   |   | $ | 36.11 |   |   | $ | 8.41 |   |

|                                     |   | Quarter |    |
|------------------------------------------|--------|---------|---------|
|                                     |   | First   |    |   | Second |   |   | Third |   |   | Fourth |   |
| 2007:                                    |   |    |    |   |   |   |   |   |   |   |   |   |
| Total revenues                           |   | $       | 586,363 |   |   | $ | 453,763 |   |   | $ | 452,618 |   |   | $ | 559,890 |   |
| Total expenses                           |   |    | 91,880  |   |   |   | 97,961 |   |   |   | 98,960 |   |   |   | 93,682 |   |
| Net income                               |   | $       | 494,483 |   |   | $ | 355,802 |   |   | $ | 353,658 |   |   | $ | 466,208 |   |
|                                     |   |    |    |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Net income per limited partner      unit |   | $       | 22.25   |   |   | $ | 16.01 |   |   | $ | 15.91 |   |   | $ | 20.99 |   |

|   |
|--------|

----

Item

Item

|   |
|--------|

----

Item

|   |
|--------|

----

Item

Item

|   |
|--------|

----

Item

Item

Item

| For      the Year Ended December 31, |   | 2008   |   | 2007   |
|--------------------------------------|--------|--------|--------|--------|
| Audit      Fees                      | $      | 18,030 | $      | 16,932 |
| Audit      Related Fees              |   | -      |   | -      |
| Tax      Fees                        |   | -      |   | -      |
| All      Other Fees                  |   | -      |   | -      |
|                                 |   |   |   |   |
| TOTAL                                | $      | 18,030 | $      | 16,932 |

|   |
|--------|

----

Item

| (a)    | (1)    | Financial      Statements:                                                                                                                                                                                          |
|--------|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |   |                                                                                                                                                                                                                |
|   |   | Included in Part II of this      report                                                                                                                                                                             |
|   |   |                                                                                                                                                                                                                |
|   |   | Report of Independent Registered      Public Accounting Firm                                                                                                                                                        |
|   |   | Balance Sheets                                                                                                                                                                                                      |
|   |   | Statements of      Operations                                                                                                                                                                                       |
|   |   | Statements of Changes in      Partners' Equity (Deficit)                                                                                                                                                            |
|   |   | Statements of Cash      Flows                                                                                                                                                                                       |
|   |   | Notes to Financial      Statements                                                                                                                                                                                  |
|   |   |                                                                                                                                                                                                                |
|   | (2)    | Schedules      required by Article 12 of Regulation S-X are either omitted because they      are not applicable or because the required information is shown in the      financial statements or the notes thereto. |
|   |   |                                                                                                                                                                                                                |
|   | (3)    | Exhibits:                                                                                                                                                                                                           |
|   |   |                                                                                                                                                                                                                |

| 4      | (a)    | Certificate      and Agreement of Limited Partnership of Southwest Royalties, Inc. Income      Fund VI, dated December 4, 1986.  (Incorporated by reference      from Partnership's Form 10-K for the fiscal year ended December 31,      1986.)                                       |
|--------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (b)    | First      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated January      16,1987.  (Incorporat­ed by reference from Partnership's      Form 10-K for the fiscal year ended December 31, 1987.)               |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (c)    | Corrected      Second Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated May 6,      1987.  (Incorporated by reference from Partnership's Form 10-K      for the fiscal year ended December 31, 1987.)              |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (d)    | Third      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc.  Income Fund VI, dated February 3, 1988      (Incorporated by reference from Partnership's Form 10-K for the fiscal      year ended December 31, 1988.)                     |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (e)    | Fourth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated June 30, 1988 (Incorporated by      reference from Partnership's Form 10-K for the fiscal year ended December      31, 1988.)                                  |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (f)    | Fifth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated December 30, 1988 (Incorpo­rated      by reference from the Partnership's Form 10-K for the fiscal year ended      December 31, 1988.)                     |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (g)    | Sixth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of March 19,      1990.  (Incorporated by reference from the Partnership's      Form 10-K for the fiscal year ended December 31,    1990.)    |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (h)    | Seventh      Amendment to Certificate and Agreement of Limited Partner­ship of      Southwest Royalties, Inc. Income Fund VI, dated as of December 31,      1990.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1990.) |
|   |   |                                                                                                                                                                                                                                                                                             |
|   | (i)    | Eighth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of September 30,      1991.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31,  1991.)      |

|   |
|--------|

----

|   | (j)    | Ninth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of December 31,      1991.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1992.)            |
|--------|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (k)    | Tenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of March 31,      1992.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1992.)               |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (l)    | Eleventh      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of June 30,      1992.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1992.)             |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (m)    | Twelfth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of November 23,      1992.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1992.)          |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (n)    | Thirteenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of April 22,      1993.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1993.)          |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (o)    | Fourteenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of September 30,      1993.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1993.)      |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (p)    | Fifteenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of December 31,      1993.  (Incorpo­rated by reference from the Partnership's      Form 10-K for the fiscal year ended December 31, 1993.)  |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (q)    | Sixteenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of July 26,      1994.  (Incorporated by reference from the Partnership's Form      10-K for the fiscal year ended December 31, 1994.)            |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (r)    | Seventeenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of January 18,      1995.  (Incorpo­rated by reference from the Partnership's      Form 10-K for the fiscal year ended December 31, 1994.) |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (s)    | Eighteenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of July 26,  1995.                                                                                                                                         |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (t)    | Nineteenth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of January 29,    1996.                                                                                                                                    |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (u)    | Twentieth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of April 30,  1996.                                                                                                                                         |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (v)    | Twenty      First Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of September 30,      1996.                                                                                                                              |
|   |   |                                                                                                                                                                                                                                                                                                |
|   | (w)    | Twenty      Second Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of January 15,      1997.                                                                                                                               |

|   |
|--------|

----

|   | (x)    | Twenty      Third Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc.  Income Fund VI, dated as of May 10,      1997.                  |
|--------|--------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |   |                                                                                                                                                                                         |
|   | (y)    | Twenty      Fourth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of January 30,      1998.                        |
|   |   |                                                                                                                                                                                         |
|   | (z)    | Twenty      Fifth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of July 27,      1998.                            |
|   |   |                                                                                                                                                                                         |
|   | (aa)   | Twenty      Sixth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc.  Income Fund VI, dated as of December      22, 1998.             |
|   |   |                                                                                                                                                                                         |
|   | (bb)   | Twenty      Seventh Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of February 25,      1999.                      |
|   |   |                                                                                                                                                                                         |
|   | (cc)   | Twenty      Eighth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of July 27,      1999.                           |
|   |   |                                                                                                                                                                                         |
|   | (dd)   | Twenty      Ninth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of February 10,      2000.                        |
|   |   |                                                                                                                                                                                         |
|   | (ee)   | Thirtieth      Amendment to Certificate and Agreement of Limited Partnership of Southwest      Royalties, Inc. Income Fund VI, dated as of April 26,  2000.                                  |
|   |   |                                                                                                                                                                                         |
|   | (ff)   | Thirty      First Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of September 13,      2000.                       |
|   |   |                                                                                                                                                                                         |
|   | (gg)   | Thirty      Second Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of February 20,      2001.                       |
|   |   |                                                                                                                                                                                         |
|   | (hh)   | Thirty      Third Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of July 16,      2001.                            |
|   |   |                                                                                                                                                                                         |
|   | (ii)   | Thirty      Fourth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of January 11,      2002.                        |
|   |   |                                                                                                                                                                                         |
|   | (jj)   | Thirty      Fifth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of June 3,      2002.                             |
|   |   |                                                                                                                                                                                         |
|   | (kk)   | Thirty      Sixth Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of July 30,      2002.                            |
|   |   |                                                                                                                                                                                         |
|   | (ll)   | Thirty      Seventh Amendment to Certificate and Agreement of Limited Partnership of      Southwest Royalties, Inc. Income Fund VI, dated as of February 20,      2003.                      |
|   |   |                                                                                                                                                                                         |
|   | 31.1   | Rule      13a-14(a)/15d-14(a) Certification                                                                                                                                                  |
|   | 31.2   | Rule      13a-14(a)/15d-14(a) Certification                                                                                                                                                  |
|   | 32.1   | Certification      of Chief Executive Officer and Chief Financial Officer Pursuant to 18      U.S.C. Section 1350, as adopted Pursuant to Section 906 of the      Sarbanes-Oxley Act of 2002 |

|   |
|--------|

----

Glossary

|   |
|--------|

----

|  |
|--|

----

Signatures

|   | Southwest      Royalties, Inc. Income Fund VI, a |
|--------|--------------------------------------------------|
|   | Tennessee      limited partnership               |
|   |                                             |
| By:    | Southwest      Royalties, Inc., Managing         |
|   | General      Partner                             |
|   |                                             |
|   |                                             |
| By:    | /s/      L. Paul Latham                          |
|   | L.      Paul Latham                              |
|   | President      and Chief Executive Officer       |
|   |                                             |
| Date:  | March      27, 2009                              |

|                                                                                       |   |                                                                                       |
|--------------------------------------------------------------------------------------------|--------|--------------------------------------------------------------------------------------------|
| /s/      Clayton W Williams                                                                |   | /s/      L. Paul Latham                                                                    |
| Clayton      W. Williams, Chairman of the Board                                            |   | L.      Paul Latham, President and a Director                                              |
| and      a Director                                                                        |   |                                                                                       |
|                                                                                       |   |                                                                                       |
| Date:           March      27, 2009 |   | Date:           March      27, 2009 |
|                                                                                       |   |                                                                                       |
|                                                                                       |   |                                                                                       |
|                                                                                       |   |                                                                                       |
|                                                                                       |   |                                                                                       |
| /s/      Mel G. Riggs                                                                      |   |                                                                                       |
| Mel      G. Riggs, Vice President – Finance,                                         |   |                                                                                       |
| Treasurer      and a Director                                                              |   |                                                                                       |
|                                                                                       |   |                                                                                       |
| Date:           March      27, 2009 |   |                                                                                       |
|                                                                                       |   |                                                                                       |
|                                                                                       |   |                                                                                       |