art 4 Exemption
(1) Subject to articles 5 and 7, the exempted vehicles are hereby authorised to be used for carriage even though they do not conform with those provisions of the Rail Vehicle Accessibility Regulations 1998 referred to in paragraph (2). (2) The provisions with which the exempted vehicles are not required to conform are— (a) regulation 4(1); and (b) regulation 13(2)(a).