The information officer of a public body –
a) must refuse a request for access to a record of the body if its disclosure could reasonably be expected to endanger the life or physical safety of an individual; or
b) may refuse a request for access to a record of the body if its disclosure would be likely to prejudice or impair –
i) the security of –
aa) a building, structure or system, including, but not limited to, a computer or communication system;
bb) a means of transport; or
cc) any other property; or
ii) methods, systems, plans or procedures for the protection of –
aa) an individual in accordance with a witness protection scheme;
bb) the safety of the public, or any part of the public; or
cc) the security of property contemplated in subparagraph (i)(aa), (bb) or (cc).