Utah Code § 49-15-402: Calculation of retirement benefit.

(1) A retiree under this system shall receive an allowance equal to:

(a) 2.5% of final average monthly salary multiplied by the number of years of service credit, limited to 20 years; plus

(b) 2% of final average monthly salary, multiplied by the number of years of service credit in excess of 20 years.

(2)

(a) Except as modified by cost-of-living adjustments and except as provided under Subsection (2)(b), an allowance under this system may not exceed 70% of a retiree's final average monthly salary.

(b) The allowance limitation under Subsection (2)(a) does not apply to a member who initially retires on or after July 1, 2010.