Ethics and Integrity

We are committed to high standards of business conduct, with a business ethics and integrity framework that promotes accountability and provides transparency to our employees, business partners, neighbors and other interested stakeholders. All full-time employees are asked to read and acknowledge the Code of Business Conduct each year. In addition, the Code of Business Conduct is implemented through training, communication and the administration of an Integrity Helpline, which provides an anonymous means of reporting suspected violations of the Code.

Download Our Code of Business Conduct

The Integrity Helpline is a resource for reporting suspected unethical or illegal activity by Marathon Petroleum Corporation individuals or entities, including MPL, and also serves as a platform for advice regarding ethics and behavior in the workplace. It is available 24 hours a day, 365 days per year. You may remain anonymous. We will not allow retaliation against any individual. Filing a good faith report will never be a cause of disciplinary action.

Here are two options for initiating a report or inquiry: