(1) Save as permitted in paragraph (2), the registrar must not disclose secured information if an application under regulation 48, 49 or 50 has been made in relation to that information which -

(a) has not yet been determined by the registrar and has not been withdrawn under regulation 52 (withdrawal of an application);

(b) has been determined by the registrar in favour of the applicant and the determination has not ceased to have effect under regulation 55 (duration of a determination);

(c) was unsuccessful and the period of 42 days beginning with the date of the notice sent under regulation 48(5), 49(5) or 50(5) has not passed;

(d) was unsuccessful and an appeal to the court in respect of that application under regulation 53 (appealing against an unsuccessful application) has not been determined by the court; or

(e) was unsuccessful and the applicant has successfully appealed the determination.

(2) The registrar may -