53.— If the chief inspector proposes—

(a) under section 50 or 52, to refuse an application,

(b) under section 50 or 52, to grant an application subject to any F48[conditions,]

(c) under section 51, to—

(i) cancel the registration of a designated centre,

(ii) vary or remove any condition of the registration of a designated centre, or

(iii) attach an additional condition to the registration of a designated F48[centre, or]

F49[(d) under section 51A, to remove any condition of the registration of a designated centre,]

the chief inspector shall give the applicant or the registered provider of the designated centre, as the case may be, written notice of the proposal, stating the particulars.