Corporate Governance

The Benefits of Accountability

Good governance is our way of ensuring Marathon Petroleum is faithful to our mission and accountable to our shareholders, our customers, our strategic partners and our employees. The ethics we live by, as well as the policies and procedures we have in place to guide our business practices – under the watchful eye of a discerning board of directors – provide structure and stability, characteristics that are appealing to smart investors.

Download Our Corporate Governance Principles

Skybridge at the Marathon Petroleum Offices

Code of Business Conduct

The Marathon Petroleum Code of Business Conduct lays the foundation for good business decisions. No single document can list and explain every question or business practice. The words found throughout the code include trust, respect, dignity and honesty and provide overall guidance.



Cover of the MPC Code of Business Conduct

Code of Ethics for Senior Financial Officers

Pursuant to Section 406 of the Sarbanes-Oxley Act of 2002 and its associated regulations, the Corporate Governance and Nominating Committee approved and adopted a Code of Ethics for Senior Financial Officers, which is set forth below.

Restated Certificate of Incorporation and Bylaws

The Restated Certificate of Incorporation of Marathon Petroleum Corporation was filed with the secretary of state of the state of Delaware on April 29, 2022.

The board of directors also adopted and approved the Marathon Petroleum Corporation amended and restated bylaws, effective October 27, 2021.

CEO/CFO Certifications