Grant of approvals or acceptances
51.—(1)  To avoid doubt, other than an aerodrome certificate or a heliport certificate granted or renewed by the Authority under regulation 6, an approval, an acceptance or a waiver that is granted by the Authority or Director‑General of Civil Aviation under regulation 8(3), 11(1)(b) or (2)(b) or (4), 17(1)(a), 19(3), 21(3) or 24(3) is not an aviation safety instrument.
(2)  Where an application is made for an approval or acceptance granted by the Director‑General of Civil Aviation under these Regulations, the application must —
(a)be made by the relevant person in the form and manner the Director‑General of Civil Aviation specifies; and
(b)provide the information that the Director‑General of Civil Aviation requires.
(3)  The Director‑General of Civil Aviation may grant an approval or acceptance under these Regulations subject to any conditions that the Director‑General of Civil Aviation considers necessary or expedient.
(4)  The Director‑General of Civil Aviation may withdraw an approval or acceptance, or impose, add, delete, substitute or modify conditions in respect of an approval or acceptance if —
(a)the Director‑General of Civil Aviation considers the action necessary to ensure compliance with these Regulations or any other applicable aviation safety subsidiary legislation; or
(b)the Director‑General of Civil Aviation is satisfied that there is or is likely to be a failure to comply with these Regulations or any other applicable aviation safety regulation.
(5)  In this regulation, “relevant person” means the employee of the certified operator of an aerodrome who is responsible for applying to the Authority for a specific approval or acceptance in respect of the aerodrome concerned under these Regulations.