21.—(1) A notice of a decision to—
(a)revoke a licence regardless of whether under regulation 18(10)(a)(iii) or 20,
(b)vary and reinstate a licence as varied under regulation 18(10)(a)(ii).
must comply with paragraph (2).
(2) The notice must—
(a)state the licensing authority’s reasons for the decision, and
(b)give notice of the licence holder’s right of appeal to the sheriff and the period under regulation 27 within which such an appeal may be brought.