Let us now debate the difference between user fees and taxes (II)

Officially it is called the Airport Travellers Security Charge. Introduced in 2002, it was reduced from $24 to $14 in the Liberal government’s budget for 2003. Hansard shows two references to the charge from Stephen Harper, Canadian Alliance leader and leader of the opposition at the time, during the session of Parliament when that budget was tabled, the first of which links to this speech, delivered in response to that budget.

That speech makes four references to an "air tax."