417Application of section 418

417  Application of section 418  (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made a determination in relation to the incapacitated person under section 89B or 126A; and  (ii) the determination has been revoked; and  (iii) the incapacitated person has begun to receive or has received a benefit under a Commonwealth superannuation scheme; or  (b) the Commission is of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).