FMVSS 302 Flammability of interior materials.
S1. Scope.
This standard specifies burn resistance requirements for materials used in the occupant compartments of motor vehicles.
S2. Purpose.
The purpose of this standard is to reduce the deaths and injuries to motor vehicle occupants caused by vehicle fires, especially those originating in the interior of the vehicle from sources such as matches or cigarettes.
S3. Application.
This standard applies to passenger cars, multipurpose passenger vehicles, trucks, and buses.
S3A. Definitions.
Occupant compartment air space means the space within the occupant compartment that normally contains refreshable air.