This Technical Specification describes the specific `Design for PRM use' requirements applying to rolling stock on the Trans-European Network (TEN) covered by the TSI for PRM and the assessment of those requirements. Regarding this document, the following statements apply.- The definitions and requirements describe specific aspects of `Design for PRM use' required by persons with reduced mobility as defined in the TSI PRM; - The definitions and requirements of this specification will be used for rolling stock applications; - This specification only refers to aspects of accessibility for PRM passengers; it does not define general requirements and general definitions for specific components and systems; - This specification assumes that the vehicle is in the nominal operating condition; any damage or operating failures will not be taken into account when assessing these requirements; - Where minimum or maximum dimensions are quoted, these are absolute NOT nominal requirements. Measurement methods and/or assessment procedures needed to establish a clear pass/fail assessment are provided where necessary.