FMVSS 201: Occupant Protection in Interior Impact

This Tech Trends article provides an overview of interior occupant protection considerations for commercial vehicles when equipment is installed within the passenger compartment. It highlights how certain federal safety requirements may be impacted by interior modifications, particularly for vehicles completed or upfitted after leaving the chassis manufacturer. The article emphasizes the importance of understanding certification responsibilities, maintaining compliance when altering interior components, and consulting qualified technical resources when evaluating how upfit work may affect safety performance standards.