19-3-2141. Long-term disability plan -- benefit amount -- eligibility -- administration and rulemaking. (1) For members hired prior to July 1, 2011:

(a) except as provided in subsection (1)(b), a disabled member eligible under the provisions of this section is entitled to a disability benefit equal to one fifty-sixth of the member's highest average compensation, as defined in 19-3-108, multiplied by the member's years of service credit, including any service credit purchased under 19-3-513;

(b) an eligible member with at least 25 years of membership service is entitled to a disability benefit equal to 2% of the member's highest average compensation, as defined in 19-3-108, multiplied by the member's years of service credit, including any service credit purchased under 19-3-513.

(2) For members hired on or after July 1, 2011, the monthly disability benefit payable to a disabled member eligible under the provisions of this section who has:

(a) more than 5 but less than 10 years of membership service is equal to 1.5% of the member's highest average compensation multiplied by the member's years of service credit, including any additional service credit purchased under 19-3-513;

(b) 10 or more but less than 30 years of membership service is equal to one fifty-sixth of the member's highest average compensation multiplied by the member's years of service credit, including any additional service credit purchased under 19-3-513; or

(c) 30 or more years of membership service is equal to 2% of the member's highest average compensation multiplied by the member's years of service credit, including any additional service credit purchased under 19-3-513.

(3) Payment of the disability benefit provided in this section is subject to the following:

(a) the member must be vested in the plan as provided in 19-3-2116;

(b) for members hired prior to July 1, 2011:

(i) if the member's disability occurred when the member was 60 years of age or less, the benefit may be paid only until the member reaches 65 years of age; and

(ii) if the member's disability occurred after the member reached 60 years of age, the benefit may be paid for no more than 5 years;

(c) for members hired on or after July 1, 2011:

(i) if the member's disability occurred when the member was less than 65 years of age, the benefit may be paid only until the member reaches 70 years of age; and

(ii) if the member's disability occurred after the member reached 65 years of age, the benefit may be paid for no more than 5 years; and

(d) the member shall satisfy the other applicable requirements of this section and the board's rules adopted to implement this section.

(4) Application for a disability benefit must be made in accordance with 19-2-406.

(5) The board shall make determinations on disability claims and conduct medical reviews in a manner consistent with the provisions of 19-2-406 and 19-3-1015. A member may seek review of a board determination as provided in rules adopted by the board.

(6) If a member receiving a disability benefit under this section dies, the disability benefit payments cease and the member's beneficiary is entitled to death benefits only as provided for in 19-3-2125. Any disability benefits paid in error after the member's death may be recovered by the board pursuant to 19-2-903.

(7) The board shall establish a long-term disability plan trust fund from which disability benefit costs pursuant to this section must be paid. The trust fund must be entirely separate and distinct from the defined benefit plan trust fund.

(8) The board shall perform the duties, exercise the powers, and adopt reasonable rules to implement the provisions of this section.