The information officer of an agency has the following functions:
(a) to deal with access applications made to the agency under part 5;
(b) at the request of the principal officer of another agency—to deal with access applications made to the other agency under part 5;
(c) to ensure that the agency meets its obligation to publish open access information under part 4;
(d) to consider the appropriateness of the agency's publication undertakings under part 4;
(e) to proactively consider whether and how public access may be given to other government information held by the agency.