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IFR » IR Air Law » Cruising Levels

52.72 Cruising Levels

52.72.2 State the altitude/flight level requirements when cruising IFR within the New Zealand FIR. CAR 91 & AIP ENR

91.425 IFR cruising altitude or flight level 

(A) A pilot-in-command of an aircraft within the New Zealand FIR operating under IFR in level cruising flight must, unless otherwise authorised by an ATC unit for flights in controlled airspace, maintain the following altitude or flight levels:

(1) when operating at or below 13,000 feet AMSL and—

  • on a magnetic track of 270° clockwise to 089°, any odd thousand foot altitude AMSL; or
  • on a magnetic track of 090° clockwise to 269°, any even thousand foot altitude AMSL:

(2) when operating at or above flight level 150 up to and including flight level 410 and—

  • on a magnetic track of 270° clockwise to 089°, any odd flight level beginning at and including flight level 150; or
  • on a magnetic track of 090° clockwise to 269°, any even flight level beginning at and including flight level 160:

(3) when operating above flight level 410 and—

  • on a magnetic track of 270° clockwise to 089°, any odd flight level, at 4000 foot intervals beginning at and including flight level 450; or
  • on a magnetic track of 090° clockwise to 269°, any odd flight level at 4000 foot intervals beginning at and including flight level 430.
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