The regulations would be approved by cabinet, but as Daniel Chaput said, before that happens there are public consultations. They would be published in the Canada Gazette part I for a comment period. Then, if there were any changes, they would be published again in the Canada Gazette part II. They would be publicly available for a comment period and they would be approved by cabinet. They would not come to a committee unless they're attached to new legislation.
On June 4th, 2007. See this statement in context.