FMVSS 209

Seat Belt Assemblies

This Standard applies to seat belt assemblies for use in MPVs, trucks and buses. It specifies strength, construction, test and hardware requirements for seat belt assemblies.

Applicability:

Trucks & MPVs 10,000 GVWR or Less Yes
Trucks More than 10,000 GVWR Yes
Buses 10,000 GVWR or Less Yes
Buses More than 10,000 GVWR Yes
Trailers No 

Read the Complete Standard