When this section applies
(1) This section applies:
(a) in relation to an intelligence and security decision; and
(b) in addition to section 21 (parties and potential parties to be notified of application).
Notice of application
(2) If a person applies to the Tribunal for review of the decision:
(a) the Tribunal must give the agency head written notice of the application; and
(b) the agency head must then give written notice of the application to each relevant body.