FMVSS 223

Rear Impact Guards

This Standard applies to rear-impact guards. It specifies performance requirements that rear-impact guards must meet before they can be installed on new trailers and semi-trailers.

Applicability:

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

Read the Complete Standard