FMVSS 404

Platform Lift Installations in Motor Vehicles

This Standard applies to motor vehicles equipped with a platform lift to carry passengers into and out of the vehicle. It specifies requirements for platform lifts used to assist persons with limited mobility in entering or leaving a vehicle.

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 Yes

Read the Complete Standard