Rail Vehicle Accessibility Regulations  The Rail Vehicle Accessibility (Non-Interoperable Rail System) Regulations 2010 (commonly known as RVAR 2010) is a Statutory Instrument in the United Kingdom. It aims to set standards designed to improve accessibility for disabled people on light rail passenger vehicles. It came into force on 6 April 2010. The Instrument exercises powers conferred by the Disability Discrimination Act 1995. It revokes and replaces the Rail Vehicle Accessibility Regulations 1998. RVAR 2010 sets standards designed to improve accessibility for disabled people on light rail vehicle systems for passengers, including metro, underground and tram systems, which are not subject to the Railways (Interoperability) Regulations 2006 (PRM-TSI). RVAR 2010 does not apply to main line rail systems. The regulations apply to a rail vehicle (as defined by the Instrument) that was first brought into service after 31 December 1998, except if it belongs to a class first brought into use before 1 January 1999. RVAR 2010 covers the following areas of a rail vehicle:    The Instrument aims to provide accessibility by ensuring that: