ENR 1.3 INSTRUMENT FLIGHT RULES

1.3.1 Compliance with IFR

A flight conducted FL145 and above shall be flown in compliance with IFR as prescribed in this part.

1.3.2 Aircraft equipment

Aircraft shall be equipped with suitable instruments and radio navigation apparatus appropriate to the route to be flown.

1.3.3 Change from IFR flight to VFR flight

  1. The pilot-in-command of an aircraft who elects to change the conduct of its flight rules from IFR to VFR shall, notify the ATC concerned that the IFR flight is cancelled and communicate to such ATC the intended changes to be made to the current flight plan.
  2. When an aircraft operating under IFR is flown in or encounters VMC, the pilot-in-command shall not cancel its IFR flight unless it is anticipated, and intended, that the flight will be continued for a reasonable period in uninterrupted VMC.

1.3.4 IFR procedures

  1. Unless otherwise authorised by the responsible ATC, the aircraft flown in compliance with the rules contained in this Division, shall comply with IFR procedures applicable in the relevant airspace.
  2. Subject to the provisions of ENR 1.3.2, the pilot-in-command of an aircraft may execute, or endeavour to execute, a cloud break or letdown procedure at an aerodrome, or nominate an aerodrome as an alternate aerodrome: Provided that the requirements relating to cloud break or letdown procedures and to flights under IMC can be complied with.

1.3.5 Air traffic service procedures

The pilot-in-command of an aircraft to be operated in manned airspace shall:

  1. ensure a FPL is submitted and changes thereto are notified;
  2. ensure radio contact is established with ATC and that radio communication is maintained; and
  3. comply with ATC clearances and instructions: Provided that the pilot-in-command of an aircraft may
    1. deviate from an ATC clearance in exceptional circumstances, but such deviation shall be reported to the ATC as soon as possible; and
    2. may propose an amendment to an ATC clearance, but such amendment shall not be applied until acceded to by the ATC.

1.3.6 Mandatory radio communication in controlled airspace

The pilot-in-command of an aircraft to be operated in or crossing a manned airspace, shall ensure that, before the aircraft enters such airspace, two-way radio contact is established with the responsible ATC on the designated frequency, and shall ensure, while the aircraft is within, and until it leaves, such airspace, that continuous radio watch is maintained.

1.3.7 Mandatory radio communication in advisory airspace

There is no advisory airspace in the XZ division.

1.3.8 Reporting position

The pilot-in-command of an aircraft –

  1. flying in controlled airspace;
  2. on a flight, shall ensure that reports are made to the responsible ATC, as soon as possible of the time and level of passing each compulsory reporting point, together with any other information, and he or she shall further ensure that position reports are similarly made in relation to additional reporting points, if so requested by the responsible ATC and that, in the absence of designated reporting points, position reports are made at the intervals specified by the ATC.