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|   | 1. | Relinquish 100% of Signature Bonus, 100% of Profit Oil and 100% of Overriding Royalty Interest (namely the “Financial Interest”) attributable to ERHC under the MoA to DRSTP and shall |
|--------|----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 2. | Relinquish the ERHC right of choice of blocks in the JDZ as contained in the MoA, |
|--------|----|-----------------------------------------------------------------------------------|

|   | 1. | 15% PWI in one block of ERHC’s first choice.  This choice may not be exercised in the block that ExxonMobil has exercised its right to PWI of 40%. DRSTP shall cause the JDA to waiver 100% of the total signature bonus payable on ERHC’s 15% in this block. |
|--------|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 2. | 15% PWI in one block of ERHC’s second choice.  This choice may not be exercised in the block that ExxonMobil has exercised its right to PWI of 40%.  ERHC shall pay 100% of the total signature bonus payable on ERHC’s 15% in this block. |
|--------|----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 3. | 20% PWI in one block of ERHC’s third choice.  This choice may not be exercised in the block that ExxonMobil has exercised its right to PWI of 25% or 40%.  DRSTP shall cause the JDA to waive 100% of the total signature bonus payable on ERHC’s 20% in this block. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 4. | 30% PWI in one block of ERHC’s fourth choice.  This choice may not be exercised in the block that ExxonMobil has exercised its right to PWI of 25% or 40%.  DRSTP shall cause the JDA to waive 100% of the total signature bonus payable on ERHC’s 30% in this block. |
|--------|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 5. | 25% PWI in one block of ERHC’s fifth choice.  This choice may not be exercised in the block that ExxonMobil has exercised its right to PWI of 25% or 40%.  DRSTP shall cause the JDA to waive 100% of the total signature bonus payable on ERHC’s 25% in this block. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 6. | 20% PWI in one block of ERHC’s sixth choice.  This choice may not be exercised in the block that ExxonMobil has exercised its right to PWI of 25% or 40%.  ERHC shall pay 100% of the total signature bonus payable on ERHC’s 20% in this block. |
|--------|----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | 1. | DRSTP represents and warrants that the number of designation of boundaries of, and sizes of blocks (that is, parameters of acreage) to be offered in the immediately forthcoming licensing round shall not be numerically loss than the parameters of acreage as indicated on the attached Exhibit A and DRSTP further represents and warrants that should the parameters of acreage on offer be materially lower for whatever reasonthen DRSTP shall compensate ERHC such that ERHC’s economic position as contemplated herein be not diminished thereby. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 2. | DRSTP represents and warrants that the rights of ExxonMobil as contemplated under this MoU shall not exceed PWI of 40% in one block and PWI of 25% each in two blocks in the JDZ and DRSTP further represents and warrants that it has not granted any other PWI rights in the JDZ to ExxonMobil or any other company that may cause conflict with or be contrary to the PWI rights granted ERHC under this MoU. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 3. | DRSTP and ERHC shall execute definitive legal agreement(s) to incorporate and reflect the contents and intentions of this MoU and such agreement(s), which shall include a proposed agreement to be signed between the JDA and ERHC as so exhibit therein must contain mutually acceptable terms and conditions. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 4. | DRSTP shall cause the definitive agreement(s) between DRSTP and  ERHC to be approved by the Joint Ministerial Council (“JMC”) of the JDA at the next JMC meeting and DRSTP shall further cause the JMC to approve that the JDA enter into agreements with ERHC to implement this MoU and the MoA and DRSTP shall forthwith after the JMC meeting notify ERHC of these approvals. |
|--------|----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 5. | After the afore-mentioned JMC meeting but before the formal announcement of the licensing round ERHC and JDA shall executed a definitive legal agreement to tenable full implementation of the definitive agreement(s) between DSTP and ERHC including the exhibit therein |
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|   | 6. | Any agreements contemplated under this MoU shall be prepared so as not to affect the integrity, legality, and validity of the MoA and Consent Award. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 7. | This MoU and any agreements contemplated herein are, and shall be without prejudice to ERHC rights and interests in the Exclusive Economic Zone of DRSTP as confirmed in the MoA. |
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|   | 8. | ERHC, under the United States of America Securities and Exchange Commission “SEC”) regulations, is required to file details of this MoU with the SEC. |
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| /s/ His Exellency, Rafael Branco          |   | /s/ Mr. Chude Mba             |   |
|-------------------------------------------|--------|-------------------------------|--------|
| His Exellency, Rafael Branco              |   | Mr. Chude Mba                 |   |
| Minister of Public Works, Infrastructure, |   | President and Chief Executive |   |
| Natural Resources and Environment         |   | Officer                       |   |
| DRSTP                                     |   | ERHC                          |   |
|                                      |   |                          |   |
|                                      |   |                          |   |
| Witnessed by:                             |   |                          |   |
|                                      |   |                          |   |
|                                      |   |                          |   |
| /s/ Dr Tajudeen Umar                      |   |                          |   |
| Dr Tajudeen Umar                          |   |                          |   |
| Chairman of the Executive Board           |   |                          |   |
| JDA                                       |   |                          |   |

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