(1) The affected person in relation to a reviewable decision (other than a decision made by the Regulator personally) may apply in writing to the Regulator for review (the internal review ) of the decision.
(2) An application for internal review must be made within 30 days after the day on which the decision first came to the notice of the applicant, or within such further period (if any) as the Regulator, either before or after the end of that period, allows.
(3) The Regulator must, on receiving an application:
(a) review the reviewable decision personally; or
(b) cause the reviewable decision to be reviewed by a person:
(i) to whom the Regulator's power under this section is delegated; and
(ii) who was not involved in the making of the decision; and
(iii) who occupies a position in the Commonwealth Department that is senior to that occupied by any person involved in making the decision.
(4) After the Regulator, or the person mentioned in paragraph (3)(b), has reviewed the reviewable decision, the Regulator or the person may:
(a) make a decision affirming, varying or revoking the reviewable decision; and
(b) if the decision is revoked--make such other decision as the Regulator or the person thinks appropriate.