Canadian Aviation Regulations

705.26 (1) Subject to subsection (2), no air operator shall operate a twin-engined aeroplane on a route containing a point that is farther from an adequate aerodrome than the distance that can be flown in 60 minutes at the one-engine-inoperative cruise speed, unless the flight is conducted wholly within Canadian Domestic Airspace.

(2) An air operator may operate an aeroplane on a route referred to in subsection (1) where

• (a) the aeroplane is turbine-powered;

• (b) the air operator is authorized to do so in its air operator certificate; and

• (c) the air operator complies with TP 6327.