Aerodrome operations
20.—(1)  A certified operator of an aerodrome must operate and maintain the aerodrome in accordance with the procedures set out in the aerodrome manual for the aerodrome if it is not a heliport or the heliport manual for the heliport, as the case may be.
(2)  A certified operator of an aerodrome must conduct a risk assessment in accordance with the certified operator’s safety management systems before carrying out any of the following:
(a)changing any operations of the aerodrome;
(b)changing any maintenance procedures of the aerodrome.
(3)  The certified operator of the aerodrome must keep, for the period specified in the Third Schedule, a record of the risk assessment under paragraph (2).
(4)  A certified operator of an aerodrome must ensure that —
(a)appropriate air traffic services are available to ensure the safety of aircraft in the airspace associated with the aerodrome;
(b)aeronautical information services, meteorological services and provision of security and other services relating to aviation safety are available in respect of the aerodrome; and
(c)channels of communication and cooperation are established between the certified operator and other providers of services and facilities at the aerodrome, in accordance with the certified operator’s safety management system.