Originally Posted by ricktoronto

Well not quite. The authority they have requires reasonable , e.g. probable cause to detain or question people leaving under either Customs or AML-ATF laws, and it says so in both laws quite clearly.

I did complain to my MP who got them by writing to Stockwell Day, to curtail roaming on the flights I was concerned about. Standing 3 abreast in the jetway interrogating everyone without probable cause violates your Charter rights against detention and against searches.