Commonwealth Consolidated Acts Commonwealth Consolidated Acts(1) If a child turns 18 during a year in which the child is in full - time secondary education, a carer entitled to child support for the child may apply for an administrative assessment, or a child support agreement, in relation to the child to continue in force until the last day of the secondary school year in which the child turns 18.
Note: For full - time secondary education , last day and secondary school see section 5.
(1A) If a relevant dependent child of a parent turns 18 during a year in which the child is in full - time secondary education, the parent may apply for the relevant dependent child to be taken into account in any relevant administrative assessment until the last day of the secondary school year in which the child turns 18.
(2) The application must be:
(a) made to the Registrar in the manner specified by the Registrar; and
(b) in the case of an application under subsection (1) for a child support agreement to continue in force--signed by both the carer entitled to child support for the child and the liable parent in relation to the child.
Note: Section 150A provides for the Registrar to specify the manner in which an application may be made.