To add very briefly to that, legal fees are only part of what the money goes to. In these constitutional cases, disbursements are very high for things such as expert reports. You'd be amazed at the costs that go just to photocopying and to everyday things such as travel to get to court and having your experts and witnesses get to court and so on. If there is any idea that lawyers are getting rich from this Court Challenges Program, it's completely wrong.
Evidence of meeting #29 for Justice and Human Rights in the 39th Parliament, 1st Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was constitutional.
A recording is available from Parliament.