171. Notwithstanding sections 168 and 169, this Act does not limit1° the exercise of a person’s right of access to a document resulting from the carrying out of another Act or of a practice established before 1 October 1982, unless the exercise of the right interferes with the protection of personal information;
2° the protection of personal information or the exercise of the right of access of a person to nominal information concerning him, resulting from the application of another Act or a practice established before 1 October 1982;
2.1° the protection of information contained in a tax record as provided for in Division VIII of Chapter III of the Act respecting the Ministère du Revenu (chapter M-31) in respect of a person referred to in that division ;
3° the release of documents or information required by the Public Protector or by the summons, warrant or order of any body empowered to enjoin their release.