Marathon Oil (MRO)

ARTICLE VI. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Excess Benefit Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Excess Benefit Plan, to cease benefit accruals, and to distribute all benefits upon Excess Benefit Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article VI. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Excess Benefit Plan. No future amendment to the Excess Benefit Plan shall apply to Grandfathered Accruals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Accruals unless such amendment expressly indicates otherwise.

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In addition to the other methods of amending SSA’s employee benefit plans, practices, and policies (hereinafter referred to as”SSA Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Marathon Oil Company Board of Directors, the Vice President of Human Resources of Marathon Petroleum Company LLC may approve the following types of amendments to SSA Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for SSA Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per SSA Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Excess Benefit may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Accruals is consistent with Code section 409A, and (iii) with respect to Grandfathered Accruals, does not represent a material enhancement of the Participant’s benefits or rights available under the Excess Benefit Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

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ARTICLE VI. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Excess Benefit Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Excess Benefit Plan, to cease benefit accruals, and to distribute all benefits upon Excess Benefit Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article VI. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Excess Benefit Plan. No future amendment to the Excess Benefit Plan shall apply to Grandfathered Accruals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Accruals unless such amendment expressly indicates otherwise.

In addition to the other methods of amending MPC’s employee benefit plans, practices, and policies (hereinafter referred to as “MPC Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Marathon Oil Company Board of Directors, the Company’s Vice President of Human Resources may approve the following types of amendments to MPC Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for MPC Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per MPC Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Excess Benefit may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Accruals is consistent with Code section 409A, and (iii) with respect to Grandfathered Accruals, does not represent a material enhancement of the Participant’s benefits or rights available under the Excess Benefit Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

ARTICLE VI. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Excess Benefit Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the

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Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Excess Benefit Plan, to cease benefit accruals, and to distribute all benefits upon Excess Benefit Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article VI. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Excess Benefit Plan. No future amendment to the Excess Benefit Plan shall apply to Grandfathered Accruals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Accruals unless such amendment expressly indicates otherwise.

In addition to the other methods of amending MOC’s employee benefit plans, practices, and policies (hereinafter referred to as “MOC Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Marathon Oil Company Board of Directors, the Company’s Vice President of Human Resources may approve the following types of amendments to MOC Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for MOC Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per MOC Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

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In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Excess Benefit may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Accruals is consistent with Code section 409A, and (iii) with respect to Grandfathered Accruals, does not represent a material enhancement of the Participant’s benefits or rights available under the Excess Benefit Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

ARTICLE VI. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Excess Benefit Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the

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Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Excess Benefit Plan, to cease benefit accruals, and to distribute all benefits upon Excess Benefit Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article VI. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Excess Benefit Plan. No future amendment to the Excess Benefit Plan shall apply to Grandfathered Accruals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Accruals unless such amendment expressly indicates otherwise.

In addition to the other methods of amending MOC’s employee benefit plans, practices, and policies (hereinafter referred to as “MOC Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Marathon Oil Company Board of Directors, the Company’s Vice President of Human Resources may approve the following types of amendments to MOC Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for MOC Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per MOC Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

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In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Excess Benefit may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Accruals is consistent with Code section 409A, and (iii) with respect to Grandfathered Accruals, does not represent a material enhancement of the Participant’s benefits or rights available under the Excess Benefit Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

ARTICLE X. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Plan, to cease making Company allocations, and to distribute all Account balances upon Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article X. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Plan, pursuant to Article VI. No future amendment to the Plan shall apply to Grandfathered Deferrals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Deferrals unless such amendment expressly indicates otherwise.

In addition to the other methods of amending the Company’s employee benefit plans, practices, and policies (hereinafter referred to as “SSA Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Board, the Vice President of Human Resources of Marathon Petroleum Company LLC may approve the following types of amendments to SSA Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for SSA Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

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(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per SSA Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Account may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Deferrals is consistent with Code section 409A, and (iii) with respect to Grandfathered Deferrals, does not represent a material enhancement of the Participant’s benefits or rights available under the Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

ARTICLE X. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Plan, to cease making Company allocations, and to distribute all Account balances upon Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article X. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Plan, pursuant to Article VI. No future amendment to the Plan shall apply to Grandfathered Deferrals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Deferrals unless such amendment expressly indicates otherwise.

In addition to the other methods of amending the Company’s employee benefit plans, practices, and policies (hereinafter referred to as “SSA Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Board, the Vice President of Human Resources of Marathon Petroleum Company LLC may approve the following types of amendments to SSA Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for SSA Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

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(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per SSA Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Account may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Deferrals is consistent with Code section 409A, and (iii) with respect to Grandfathered Deferrals, does not represent a material enhancement of the Participant’s benefits or rights available under the Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

ARTICLE X. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Plan, to cease making Company allocations, and to distribute all Account balances upon Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article X. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Plan, pursuant to Article VI. No future amendment to the Plan shall apply to Grandfathered Deferrals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Deferrals unless such amendment expressly indicates otherwise.

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In addition to the other methods of amending the Company’s employee benefit plans, practices, and policies (hereinafter referred to as “MPC Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Board, the Company’s Vice President of Human Resources may approve the following types of amendments to MPC Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for MPC Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per MPC Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Account may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Deferrals is consistent with Code section 409A, and (iii) with respect to Grandfathered Deferrals, does not represent a material enhancement of the Participant’s benefits or rights available under the Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

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ARTICLE X. Modification and Discontinuance

The Company reserves the right to modify, suspend, or terminate the Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the Company’s right

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to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Plan, to cease making Company allocations, and to distribute all Account balances upon Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry out the provisions of this Article X. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Plan, pursuant to Article VI. No future amendment to the Plan shall apply to Grandfathered Deferrals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Deferrals unless such amendment expressly indicates otherwise.

In addition to the other methods of amending the Company’s employee benefit plans, practices, and policies (hereinafter referred to as “MOC Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Board, the Company’s Vice President of Human Resources may approve the following types of amendments to MOC Employee Benefit Plans:

(a) With the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or divestiture such that, for MOC Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to the Company per MOC Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or (ii) $500,000.

In the event of a corporate transaction involving a Participant’s Employer, the liabilities with respect to the Participant’s Account may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Deferrals is consistent with Code section 409A, and (iii) with respect to Grandfathered Deferrals, does not represent a material enhancement of the Participant’s benefits or rights available under the Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization, liquidation, split-up, or spin-off.

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ARTICLE VI.
Modification and Discontinuance

The Company reserves the right to
modify, suspend, or terminate the Excess Benefit Plan at any time, in whole or in part, in such manner as it shall determine, provided that such action conforms to the requirements of Code section 409A. Included in the

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Company’s right to amend, suspend or terminate is the Company’s right at any time to no longer permit any additional Participants under the Excess
Benefit Plan, to cease benefit accruals, and to distribute all benefits upon Excess Benefit Plan termination, all subject to the requirements of Code section 409A. The Plan Administrator may promulgate rules and procedures from time to time to carry
out the provisions of this Article VI. However, in no event shall the Company have the right to eliminate or reduce any benefit, which has been vested or become forfeitable under the Excess Benefit Plan. No future amendment to the Excess Benefit
Plan shall apply to Grandfathered Accruals to the extent such provision or amendment would constitute a “material modification” within the meaning of Code section 409A with respect to the Grandfathered Accruals unless such amendment
expressly indicates otherwise.

In addition to the other methods of
amending MOC’s employee benefit plans, practices, and policies (hereinafter referred to as “MOC Employee Benefit Plans”) which have been authorized, or may in the future be authorized, by the Marathon Oil Company Board of Directors,
the Company’s Vice President of Human Resources may approve the following types of amendments to MOC Employee Benefit Plans:

(a) With
the opinion of counsel, technical amendments required by applicable laws and regulations;

(b) With the opinion of counsel, amendments that
are clarifications of plan provisions;

(c) Amendments in connection with a signed definitive agreement governing a merger, acquisition or
divestiture such that, for MOC Employee Benefit Plans, needed changes are specifically described in the definitive agreement, or if not specifically described in the definitive agreement, the needed changes are in keeping with the intent of the
definitive agreement;

(d) Amendments in connection with changes that have a minimal cost impact (as defined below) to the Company; and

(e) With the opinion of counsel, amendments in connection with changes resulting from state or federal legislative actions that have a
minimal cost impact (as defined below) to the Company.

For purposes of the above, “minimal cost impact” is defined as an annual cost impact to
the Company per MOC Employee Benefit Plan case that does not exceed the greater of (i) an amount that is less than one-half of one percent of its documented total cost (including administrative costs) for the previous calendar year, or
(ii) $500,000.

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In the event of a corporate transaction
involving a Participant’s Employer, the liabilities with respect to the Participant’s Excess Benefit may be transferred to the entity or organization that becomes the Participant’s employer following the corporate transaction to the
extent that such transfer (i) is permitted by applicable law, (ii) with respect to the 409A Accruals is consistent with Code section 409A, and (iii) with respect to Grandfathered Accruals, does not represent a material enhancement of
the Participant’s benefits or rights available under the Excess Benefit Plan on October 3, 2004. For these purposes, a corporate transaction shall include, but not be limited to, a merger, consolidation, separation, reorganization,
liquidation, split-up, or spin-off.

ARTICLE VI. Modification and Discontinuance