According to the agreement as it is currently written, the Government of Canada will get back $4 billion from the U.S. government and will give them to Canadian producers. However, if it decided that this agreement is not acceptable, it could offer loan guarantees to producers. Those guarantees would reassure bankers and possibly investors. However, investments are more based on medium- and long-term considerations than the financial security of a bank.
On July 31st, 2006. See this statement in context.