Appeal against refusal to license, etc.
21.  Where —
(a)the Board refuses to grant or renew a licence under section 15;
(b)the Board revokes a licence under section 18; or
(c)the licence is revoked or suspended, or a licensed person is reprimanded, under section 19,
any person who is aggrieved by the decision of the Board may, within one month after he is notified of the decision, appeal to the Minister whose decision shall be final.