20.—(1) If the Regulation and Improvement Authority decides to grant an application for registration in respect of an establishment or agency unconditionally, or subject only to conditions which have been agreed in writing between it and the applicant, it shall give the applicant written notice of its decision.
(2) A notice under paragraph (1) shall state the agreed conditions.
(3) If the Regulation and Improvement Authority decides to adopt a proposal under Article 18, it shall serve notice in writing of its decision on any person on whom it was required to serve notice of the proposal.
(4) A notice under paragraph (3) shall—
(a)explain the right of appeal conferred by Article 22;
(b)in the case of a decision to adopt a proposal under Article 18(2), state the conditions subject to which the application is granted; and
(c)in the case of a decision to adopt a proposal under Article 18(4)(b) or (c), state the condition as varied, the condition which is removed or (as the case may be) the additional condition imposed.
(5) Subject to paragraph (6), a decision of the Regulation and Improvement Authority to adopt a proposal under Article 18(2) or (4) shall not take effect—
(a)if no appeal is brought, until the expiration of the period of 28 days referred to in Article 22(2); and
(b)if an appeal is brought, until it is determined or abandoned.
(6) Where, in the case of a decision to adopt a proposal under Article 18(2), the applicant notifies the Regulation and Improvement Authority in writing before the expiration of the period mentioned in paragraph (5)(a) that he does not intend to appeal, the decision shall take effect when the notice is served.