That is the office that would make the decision on what information should be released. Of course, there are always good reasons for information not to be released, such as to protect public safety, public security, the armed forces, individuals' rights of information, and commercial confidence.
Bien sûr, c'est toujours pour de bonnes raisons que l'information n'est pas divulguée: assurer la sécurité du public, protéger les forces armées, respecter la confidentialité des renseignements personnels et préserver le secret commercial.