17(1)The appropriate authority may, after giving the holder of a licence under this Schedule an opportunity of appearing before and being heard by them, at any time revoke the licence—
(a)on any ground specified in sub-paragraph (1) of paragraph 12 above ; or
(b)on either of the grounds specified in sub-paragraph (3)(a) and (b) of that paragraph.
(2)Where a licence is revoked, the appropriate authority shall, if required to do so by the person who held it, give him a statement in writing of the reasons for their decision within 7 days of his requiring them to do so.
(3)Where a licence is revoked, its holder shall be disqualified from holding or obtaining a licence in the area of the appropriate authority for a period of 12 months beginning with the date of revocation.