You're dealing with putting a contract in place for work that's already done. There are issues with process and risk. Does CAC know anything about the work that was done? Is this a proper contracting process to pay a consultant who didn't go through any kind of competitive process to do this work? It's not in keeping with proper contracting policy.
Evidence of meeting #55 for Public Accounts in the 39th Parliament, 1st Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was contracts.
A recording is available from Parliament.