The Telecommunications Act gives the CRTC the authority to apply its wireless code in such a way that it nullifies existing customer contracts, the federal government said in a new court filing defending parts of the code against a challenge by wireless carriers. A memorandum filed Tuesday with the Federal Court of Appeal by William Petney, deputy attorney general of Canada, said that "a contextual interpretation of Section 24 of the Telecommunications Act reveals that the section includes such authority by necessary implication, to further the objectives of the legislation and to ensure...