Section 64 — Access to Information Act: Information not to be disclosed

In carrying out an investigation under this Part and in any report published under subsection 37(3.1) or made to Parliament under section 38 or 39, the Information Commissioner and any person acting on behalf or under the direction of the Information Commissioner shall take every reasonable precaution to avoid the disclosure of, and shall not disclose, any information or other material on the basis of which the head of a government institution would be authorized to refuse to disclose a part of a record requested under this Part; or any information as to whether a record exists where the head of a government institution, in refusing to give access to the record under this Part, does not indicate whether it exists.