Regulations developed by specialists in the fire-safety field and adopted by state and local fire officials. When adopted by a local jurisdiction, these codes become enforceable law.

With respect to petroleum marketing operations, the principal U.S. fire codes are NFPA 30 and NFPA 30A, prepared by the National Fire Protection Association and the International Fire Code (IFC), published by the International Code Council (ICC).

Fire codes developed by Building Officials and Code Administrators International and by the Southern Building Code Congress International also, on occasion, have an impact on petroleum marketing operations.