(1) An application for a determination under subsection 116C(2) to be made in respect of a person who is, or was, the child of a veteran may be made, in writing, to the Commission:
(a) in the case of a person (the child ) who is, or was, the child of a veteran and who is over the age of 18 years:
(i) by the child; or
(ii) with the approval of the child, by another person on behalf of the child; or
(iii) if the child is unable, by reason of physical or mental incapacity, to approve a person to make the claim or application on his or her behalf--by another person, being a person approved by the Commission, on behalf of the child; or
(b) in the case of a person who is, or was, the child of a veteran and who is under the age of 18 years:
(i) by a parent or guardian of the child; or
(ii) by another person approved by a parent or guardian of the child; or
(iii) if there is no parent or guardian of the child alive, or willing and able to make, or approve a person to make, such an application on behalf of the child--by another person, being a person approved by the Commission;
on behalf of the child.
(2) An application under subsection (1) is to be lodged at an office of the Department in Australia in accordance with section 5T and is taken to have been made on a day determined under that section.