49.2. A department or public body, with the authorization of the Government upon the recommendation of the Conseil du trésor in the case of a contract which cannot be entered into without the authorization of the Government, or with the authorization of the Conseil du trésor in any other case, may enter into a contract according to different standards from those applicable to it under section 49 or 49.1. Upon giving authorization, the Government or the Conseil du trésor, as the case may be, may set the standards applicable to the contract.