substitute
83 Applications for internal review
(1) An eligible person for a internally reviewable decision may apply to the commissioner for review of the decision.
(2) The application must be made within—
(a) 28 days after the day the applicant is told about the decision by the inspector; or
(b) any longer period allowed by the commissioner, whether before or after the end of the 28-day period.
(3) The application must set out the grounds on which internal review of the decision is sought.
(4) The making of the application for internal review of the decision does not affect the operation of the decision.
83A Internal review
(1) This section applies if an application for internal review of a decision has been made under section 83.
(2) The commissioner must review the decision, and confirm, vary or revoke the decision, within the time prescribed under the regulations.
(3) If the decision is not varied or revoked within the prescribed period, the decision is taken to have been confirmed by the commissioner.
(4) As soon as practicable after reviewing the decision, the commissioner must give written notice of the decision on the internal review to the applicant.
(5) The notice must be in accordance with the requirements of the code of practice in force under the Administrative Appeals Tribunal Act 1989 , section 25B (1).