We've also checked these matters with constitutional experts. For us to refuse to debate a bill, there must clearly be some violation of constitutional enactments; however, that is not the case here. In the case of many other things, this was not clear either, and it was decided that it was parliamentarians' job to legislate and that debate would be permitted in the House of Commons.
Evidence of meeting #48 for Procedure and House Affairs in the 40th Parliament, 3rd Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was provinces.
A recording is available from Parliament.