(1) Section 418 applies if:
(a) a person (the incapacitated person ) ceases his or her employment; and
(b) the incapacitated person is or might be entitled to either or both a pension or a lump sum under a Commonwealth superannuation scheme; and
(c) subsection (2) applies to the incapacitated person.
(2) This subsection applies to the incapacitated person if:
(a) without limiting paragraph (b):
(i) the Commission made a determination in relation to the incapacitated person under section 89B or 126A; and
(ii) the determination has been revoked; and
(iii) the incapacitated person has begun to receive or has received a benefit under a Commonwealth superannuation scheme; or
(b) the Commission is of the opinion that it might pay, or might have paid, more compensation under Part 3, 4 or 5 of Chapter 4 to the incapacitated person than he or she is entitled to receive because of:
(i) Division 7 of Part 3 of Chapter 4 (compensation where a Commonwealth superannuation benefit is received); or
(ii) Subdivision D of Division 2 of Part 4 of Chapter 4 (compensation where a Commonwealth superannuation benefit is received); or
(iii) section 204 (reduction in rate of Special Rate Disability Pension).