**Exhibit 19.1**

** **

**SLMStudent Loan Trust 2004-B**

**Officer’sCertificate of the Servicer**

**AnnualStatement of Compliance**

**As ofDecember 31, 2004**

 
| **TO:**   | **Trustee**                                          | **Indenture Trustee**                     |
|-----------|------------------------------------------------------|-------------------------------------------|
|      | Chase Manhattan Bank  USA, National Association      | JP Morgan Chase Bank                      |
|      | Christiana Center/OPS4,  500 Stanton Christiana Road | 450 West 33rd Street 15th Floor |
|      | Newark, Delaware 19713                               | New York, New York  10001                 |
|      | Attn: Corporate Trust  Department                    | Attn: Structured  Finance Services        |
|      |                                                 |                                      |
| **Copy:** | JP Morgan Chase Bank                                 |
|      | 450 West 33rd  Street 15th Floor                     |
|      | New York, New York  10001                            |
|      | Attn: Structured  Finance Services                   |

 

 

Pursuant to Section 3.2of the Administration Agreement (the “Agreement”), we hereby certify that (i) areview of the activities and performance of the Servicer from January 1, 2004through December 31, 2004 under this Agreement and under the ServicingAgreement dated as of May 26, 2004 has been made under our supervision, and(ii) to the best of our knowledge, the Servicer has fulfilled its obligationsin all material respects under the Agreement and under the Servicing Agreementthroughout such period.

 

 

SALLIE MAE Inc., asServicer

12061 Bluemont Way

Reston, Virginia 20190

 

 
| /s/ Robert  A. Crawford                                   |   |
|-----------------------------------------------------------|--------|
| Robert A. Crawford,  Senior Vice President and Controller |   |

 

 
| /s/ C.  E. Andrews                                                       |   |
|--------------------------------------------------------------------------|--------|
| C. E. Andrews,  Executive Vice President, Accounting and Risk Management |   |

 

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12061 Bluemont Way

Reston, VA 20190

 

Dan Brown

JP Morgan InstitutionalTrust Services

4 New York Plaza

6th Floor

New York, NY 10004-2477

 

John Cashin

Chase Manhattan Bank USA,NA

500 Stanton ChristianaRd, 3rd Floor/OPS4

Newark, DE 19713

 

SLM PC TRUST 2002-A

SLM PC TRUST 2003-A

SLM PC TRUST 2003-B

SLM PC TRUST 2003-C

SLM PC TRUST 2004-A

SLM PC TRUST 2004-B

 

Pursuant to Section 3.2of the Administration Agreement (the “Agreement”), we, the undersigned, herebycertify that (i) a review of the activities and performance of the Administratorfrom January 1, 2004 through December 31, 2004 has been made under oursupervision and (ii) to the best of our knowledge, based on such review, the Administratorhas fulfilled its obligations in all material respects under the Agreementthroughout such period.

 

 
| /s/ Gregory A. Swartz                  |                                 | /s/ J. Lance Franke |   |
|----------------------------------------|--------------------------------------|---------------------|--------|
| Gregory A. Swartz,  Managing Director, | J. Lance Franke, Sr.  Vice President |
| Corporate Finance  Operations          | Corporate Finance                    |
| Sallie Mae, Inc.                       | Sallie Mae, Inc.                     |

 
| cc:    | Chase Manhattan Bank  USA, N.A. |
|--------|---------------------------------|
|   | Eligible Lender Trustee         |

 

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