1283 TransXchange File Format Dataset TransXChange is a UK national data standard for the exchange of bus route and timetable information. The standard is sponsored by the UK Department for Transport and is mandated by the Vehicle Operating Services Agency (VOSA) for the electronic registration of UK bus services with Traffic Area Offices (TAO) and Local Authorities. It is a subset of XML. 1 Digital Preservation Department / The National Archives 26 Feb 2013 26 Feb 2013 fmt/496 PUID txc File extension 769 TransXchange BOF: <?xml version="1.0"{0-64}<TransXChange xsi:schemaLocation="http://www.transxchange.org.uk/ 1 Absolute from BOF 0 0 3C3F786D6C2076657273696F6E3D(22|27)312E30{0-64}3C5472616E73584368616E6765207873693A736368656D614C6F636174696F6E3D22687474703A2F2F7777772E7472616E73786368616E67652E6F72672E756B2F Has priority over 638 Extensible Markup Language Is subtype of 638 Extensible Markup Language