14.—(1) The grant or refusal of an express consent by a local planning authority shall be notified in writing to the applicant within a period of 8 weeks from the date of the receipt of the application or such longer period as the applicant may, before the expiry of that period, agree in writing.
(2) The authority shall state in writing their reasons for—
(a)any refusal of consent in whole or in part;
(b)any decision to impose any condition under regulation 13(1)(a) on a consent, except a condition specified in Schedule 3 in relation to a class within which the advertisement falls; and
(c)any condition whereby the the consent expires before the expiry of 5 years from the date on which it is granted, except when the consent is granted for the period for which it was applied for.