Regulation 8 Return of permits and discs
When the validity of a permit terminates in accordance with section 20(7) of the Act, then the holder shall return that permit and the related disc to —
(a)
the traffic commissioner or other body who revoked the permit, or
(b)
the traffic commissioner for the traffic area in which any vehicle was last used under the permit, where the permit was granted by a body designated under section 19(7) of the Act and that body has ceased to be so designated.