Upon the occurrence of any of the following events, the payment of a pension or benefit to the recipient shall cease.
The recipient is:
(a) Convicted of a felony.
(b) Becomes a habitual drunkard.
(c) Becomes a nonresident of this State.
(d) Fails to report for examination for duty unless excused by the board.
(e) Disobeys the requirements of the board as to the examination or duty.