1. Upon termination of employment as a police officer and actual retirement for accidental disability, other than permanent total disability as defined in subsection 2, a member shall receive a retirement allowance of seventy-five percent of the member’s average final compensation.

2. Any member who, as the natural and proximate result of an accident occurring at some definite time and place in the actual performance of the member’s duty through no negligence on the member’s part, is permanently and totally incapacitated from performing any work, occupation or vocation of any kind whatsoever shall receive a retirement allowance as under subsection 1 or, in the discretion of the board of trustees, may receive a larger retirement allowance in an amount not exceeding the member’s rate of compensation as a policeman in effect as of the date the allowance begins.

3. The board of trustees, in its discretion, may, in addition to the allowance granted in accordance with the provisions of subsections 1 and 2, grant an allowance in an amount to be determined by the board of trustees, to provide such member with surgical, medical and hospital care reasonably required after retirement, which are the result and in consequence of the accident causing such disability.

4. Any person who is receiving benefits pursuant to subsection 2 of this section on or after August 28, 1997, and any person who is receiving benefits pursuant to subsection 1 of this section on or after October 1, 2001, and who made mandatory contributions to the retirement system, upon application to the board of trustees, shall be made, constituted, appointed and employed by the board of trustees as a special consultant on the problems of retirement, aging and other matters, and upon request of the board of trustees shall give opinions and be available to give opinions in writing or orally, in response to such requests, as may be required. For such services the retired member shall be paid a lump sum payment in an amount equal to the total amount of the member’s mandatory contributions to the retirement system, without interest, within sixty days after approval of the retired member’s application by the board of trustees.