418Commission may give a notice to the administrator of the scheme

418  Commission may give a notice to the administrator of the scheme  (1) The Commission may give a written notice to the administrator of the Commonwealth superannuation scheme (the administrator):  (a) stating that the Commission might make, or might have made, an overpayment of compensation to the incapacitated person; and  (b) requiring the administrator to tell the Commission whether:  (i) the incapacitated person has received any payment in respect of his or her entitlement mentioned in paragraph 417(1)(b); and  (ii) all the incapacitated person’s benefits under the scheme have been deferred; and  (c) if the incapacitated person has not received such payment and the incapacitated person’s benefits have not been deferred—requiring the administrator to do the things mentioned in subsection (2).  (2) The notice may require the administrator:  (a) not to pay any pension or lump sum to the incapacitated person until the administrator receives a notice from the Commission under subsection 420(2); and  (b) as soon as practicable, to give the Commission details of the following amount that is payable to the incapacitated person under the Commonwealth superannuation scheme:  (i) the amount of the pension;  (ii) the amount of the lump sum worked out as at the date of the incapacitated person’s cessation of employment;  (iii) the amount of the pension and the lump sum as so worked out;