the Executive Director must take reasonable steps to give the person written notice that an application has been made to the SSAT for review of the decision.

(2)

The notice under subsection (1):

(a)

must be in writing; and

(b)

must include notification of the person's right under section 156 to apply to the Executive Director to be added as a party to the review; and

(c)

may be given at any time before the determination of the review.

(3)

The Executive Director must give each party to the review a copy of the notice.

(4)

If an officer makes a decision under subsection 91A(3) of the Child Support (Assessment) Act 1989 about a particular agreement, then, for the purposes of subsection (1) of this section, both of the parties to the agreement are taken to be persons whose interests are affected by the decision.

Subdivision B—How the SSAT informs itself about the decision under review