CFR > Title 40 > Chapter I > Subchapter C > Part 79 > Subpart D CFR > Title 40 > Chapter I > Subchapter C > Part 79 > Subpart D – Designation of Fuels and Additives Current as of: 2024 | Check for updates | Other versions § 79.30 Scope § 79.31 Additives § 79.32 Motor vehicle gasoline § 79.33 Motor vehicle diesel fuel