Petroleum Marketing Divorcement Act

Petroleum Marketing Divorcement Act - Makes it unlawful for any person to be engaged directly or indirectly in marketing of petroleum products while such person or affiliate of such person is also engaged in one or more of the other three branches of the petroleum industry; namely, production, refining, and transportation.

Establishes a fine of up to $100,000 for each violation of this Act.

Makes it the duty of the Attorney General to examine relationships of petroleum companies and to institute suits in equity for the issuance of mandatory injunctions for compliance with this Act.