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The wake turbulence category LIGHT groups aircraft types with a maximum certificated take-off mass of…

  • A
    5700 kg or less.
  • B

    15 000 kg or less.

  • C
    8168 kg or less.
  • D
    7000 kg or less.

ICAO Doc 4444
4.9.1 Wake turbulence categories of aircraft

4.9.1.1 Wake turbulence separation minima shall be based on a grouping of aircraft types into three categories according to the maximum certificated take-off mass as follows:

a) HEAVY (H) — all aircraft types of 136 000 kg or more;
b) MEDIUM (M) — aircraft types less than 136 000 kg but more than 7000 kg; and
c) LIGHT (L) — aircraft types of 7000 kg or less.

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