60. A minister or a body, with the authorization of the Government upon the recommendation of the Conseil du trésor in the case of a contract that is subject to authorization by the Government, or with the authorization of the Conseil du trésor in any other case, may enter into a contract whose terms differ from those applicable to it pursuant to a regulation made under section 58. In such a case, the Government or the Conseil du trésor, as the case may be, may determine the terms applicable to the contract.