(1) The operation of an aircraft either in flight or on the movement area of an aerodrome shall be in compliance with the general operating rules in this Part and, in addition, when in flight, either with the VFR or the IFR.
(2) The pilot of an aircraft shall—
(a) comply with any air traffic control clearance which is obtained, unless the pilot obtains an amended clearance;
(b) operate the aircraft in accordance with any instruction issued by an ATSU in an area in which an air traffic control service is provided; and
(c) when deviating from an air traffic control clearance or instruction, notify the ATSU of the deviation, as soon as practicable.
(3) The pilot of an aircraft shall include the information specified in Document SA-CATS 91 when requesting a deviation from an air traffic control clearance or flight planned altitude or route.
(4) Nothing in these regulations shall relieve the PIC of an aircraft from the responsibility of taking such action, including collision avoidance manoeuvres based on resolution advisories by ACAS equipment, as will best avert a collision.