Navigate / EASA

CS ACNS.D.AC.020 Altitude source

ED Decision 2013/031/R

(See AMC1 ACNS.D.AC.020)

(a)     The reported pressure altitude is obtained from an approved source.

(b)     The altitude resolution is equal to or less than 30.48 m (100 ft.).

(c)      The altitude source connected to the active transponder is the source being used to fly the aircraft.