CFR›Title 40›Chapter I›Part 79›Subpart D ContainsSections 79.30–79.33CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart D—Designation of Fuels and Additives Sections 79.30 § 79.30 Scope. 79.31 § 79.31 Additives. 79.32 § 79.32 Motor vehicle gasoline. 79.33 § 79.33 Motor vehicle diesel fuel. Previous C Subpart C—Additive Registration Procedures Next F Subpart F—Testing Requirements for Registration