31U.K.In section 8(5) of the Severn Bridges Act 1992, for paragraphs (c) and (d) substitute—
“(c)a vehicle which is exempt from vehicle excise duty under—
(i)paragraph 6 (ambulances),
(ii)paragraph 19 (vehicles for use by or for purposes of certain disabled people), or
(iii)paragraph 20 (vehicles used for carriage of disabled people by recognised bodies),
of Schedule 2 to the Vehicle Excise and Registration Act 1994,”.