scope:

This document is intended to be applied to newly developed passenger seats and newly developed passenger seat components installed in passenger railway vehicles excluding trams and metros. This document sets out the requirements on seats that are fixed to the carbody. This document sets out the technical requirements and mechanical performance for passenger seats.

This document does not set out the structural performance for perch seats. This document does not set out requirements for the installation of seats to the carbody structure. This document does not set out requirements for the aesthetics for passenger seats. This document does not set out the ergonomics or comfort performance for passenger seats. This document does not set out the requirements for interior passive crash safety and dynamic structural integrity for passenger seats.