You could always make a change at a later date. You do run into jurisdictional issues. Certainly if you want to have the law societies involved, you're talking about a provincial not a federal matter. There are jurisdictional challenges and then there's the challenge of establishing the track record. The more frequently you make major changes to the regulatory bodies, the more there might be a concern about establishing a successful and stable track record.
On October 20th, 2010. See this statement in context.