ufaqDo Federal Motor Vehicle Safety Standards (FMVSS) apply to ambulances? February 25, 2022 A Do Federal Motor Vehicle Safety Standards (FMVSS) apply to ambulances? Yes. There are standards that apply to all vehicles and all compartments, such as safety restraints. Other standards apply based upon vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 10,000#, which includes both Type I and Type III ambulances. Type II (van) ambulances have a GVW of between 9,201 -10,000. There is an additional classification of a Type 1 AD (Additional Duty) ambulance, which applies to vehicles with a GVWR of more than 14,001#.