57 Time within which agency or Minister must notify applicant
(1) If an application is made to an agency or Minister under section 53, the agency or Minister must take all reasonable steps to enable the applicant to be notified of a decision on the application as soon as practicable after, but in any case not later than 30 days after, the day on which the application is received.
The period of 30 days mentioned in subsection (1) may be affected by section 54C(7).
(a) the period of 30 days mentioned in subsection (1) has ended; and (b) the applicant has not received notice of a decision; the agency’s principal officer or the Minister is taken to have made, on the last day of the period, a decision refusing to amend the information.
(3) As soon as practicable after the agency’s principal officer or the Minister is taken to have made a decision under subsection (2), the principal officer or the Minister must give written notice to the applicant—
(a) stating the decision taken to have been made; and
(i) the day on which the decision is taken to have been made; and
(ii) the right of review conferred by part 5 in relation to the decision; and
(iii) the procedures to be followed for exercising the right; and
(iv) the time within which an application for review must be made.