Royal Zartanian Petroleum is the government-owned largest fossil fuel exploration, pumping, refining, and distribution company in the Greater Zartanian Empire. The company also has a foreign minority stakeholder in the form of Whiland's Manaar Enterprises, making Royal Zartanian Petroleum a sister company to Manaar-owned Zartlam Oil.
Since 299AP, Royal Zartanian Petroleum has spent roughly half of its advertising budget on stock car racing sponsorships in the RZOEAZ. Royal Zartanian Petroleum is the official fuel provider and associate sponsor for nearly all Zartanian-owned multi-car teams. Additionally, the company is the co-primary sponsor on the #00 Parmiyon owned by Manaar Motorspors and currently driven by Kasvrian veteran Gennady Fudyn.