After any employee of the city shall become entitled to be retired, such right shall not be lost nor forfeited by discharge or for any other reason.
40-46-17. Insufficiency of pension fund to meet withdrawals - Apportioning contents of fund to pensioned persons. Whenever the sums of money in the employees' pension fund shall be insufficient to meet the demands of the withdrawals due to retirements, the board of trustees, in its judgment, shall apportion among the employees entitled to a pension such amount as is available in the pension fund.
40-46-18. Re-examination of retired member physically or mentally disabled - Notice - Witnesses. The board of trustees, at any time, may cause any employee of the city who has been retired by reason of physical or mental disability to be brought before it and again examined by three competent physicians appointed by the board to discover whether such disability continues, whether it can be improved, and whether such retired employee should be continued on the pension roll, and the board may examine witnesses for such purposes. The question of continued disability or ability to perform regular or light duty shall be determined by the concurring report of at least two of the three examining physicians. Such employee shall have reasonable notice that the examination will be made and that the employee shall be present at the time of the taking of any testimony. The employee may examine the witnesses brought before the board and introduce evidence in the employee's own behalf. All witnesses shall be examined under oath, which may be administered by any member of the board.