(1) At least once each year, the Remuneration Tribunal must inquire into the allowances to be paid out of the public money of the Commonwealth to the estates of persons who die while a member, and may determine such allowances following the inquiry.
(2) In performing its function under subsection (1), the Remuneration Tribunal must have regard to the principle that any such allowances are to be paid in recognition that allowances are not payable under subsection 15(1) to persons who die while a member.
(3) Subsection (2) does not limit the matters to which the Remuneration Tribunal may have regard.