(1) CSC must, following consultation with an actuary, determine in writing, in relation to persons to whom orphan pension is payable in respect of a child or children, the method that, having regard to:
(a) the age of the child, or the ages of the children, when the person makes an election under section 146G; and
(b) other relevant factors (if any);
is applicable for the purpose of working out, in relation to the person, the yearly amount that would have to be paid to discharge a liability equal to the person's surcharge commutation amount (within the meaning of section 146G).
(2) A determination under this section is to be published in the Gazette .