Originally Posted by
Ian W
ANSPs who mandate ADS-B operation in their airspace should ban those aircraft with defective ADS from operating in their airspace. That might hasten action by dilatory operators.
As the Flightglobal article states, Nav Canada did blacklist 71 airframes (representing 12 operators) which meant that when in Canadian airspace, though not banned from operating, they would have procedural separation standards applied.