In-flight fuel management
49.—(1)  An AOC holder must establish policies and procedures in its Operations Manual to ensure that in‑flight fuel checks and fuel management are carried out for every flight of a relevant aircraft.
(2)  The pilot-in-command of a relevant aircraft must request delay information from the appropriate air traffic control unit when the aircraft encounters unanticipated circumstances that may result in the aircraft landing at the destination aerodrome or landing site with less than —
(a)the final reserve fuel plus the fuel required to proceed to an alternate aerodrome; or
(b)the final reserve fuel plus the fuel required to operate to an isolated aerodrome.