A permit authority
must —
(a)
record the grounds on which is based a decision to refuse to grant or modify
an occupancy permit or grant a building approval certificate, and the reasons
for the decision; and
(b) as
soon as is practicable, but in any case not later than 5 days after
making the decision, give to the person to whom the decision relates written
notice of the decision, together with those grounds and reasons, and the
person’s right of review under section 121.