Below is a list of useful sites from Canada that I regularly use (in no particular order) are:
The Canadian Radio-Television and Telecommunications Commission – HERE – and the Kay Radio Regulations and Policies are – HERE
The CBC Radio-Canada – HERE
The Canadian Code of Advertising Standards – HERE
The Canadian Association of Broadcasters (CAB) – HERE
Listen to LIVE Canadian Radio online – HERE
Allan Cross’ – A Journal Of Musical Things – HERE