(1) The holder of an exemption may apply to the road transport authority for a stated variation of the conditions to which an exemption is subject.
(2) If the road transport authority receives an application under subregulation (1), the authority must—
(a) vary the conditions in the way sought in the application; or
(b) refuse to vary the conditions.
(3) Subregulations 92 (2) to (7) (Decision on application for exemption) apply, with all necessary changes, to an application under this regulation in the same way as they apply to an application for an exemption.