 The licence fee eventually rose to $2.50 per year to provide revenue for both radio and television broadcasts by the Canadian Broadcasting Corporation, however, it was eliminated effective 1 April 1953.This action exempted broadcast-only receivers from licensing, and the Department of Transport (DOT) was given authority to exempt other receiver types from licensing as it saw fit.DOT exempted all "home-type" receivers capable of receiving any radio communications other than "public correspondence" (defined as "radio transmissions not intended to be received by just anyone but rather by a member of the public who has paid for the message" – examples include ship-to-shore radiotelephone calls or car-phone transmissions).