Overview. 1  This IRM provides definitions for terms and acronyms used in Revenue Financial Management (RFM). 2  The Office of Revenue Reporting, Revenue Financial Management (IFM), under the Chief Financial Officer (CFO), develops and maintains this IRM.
To calculate your TRS retirement benefits, use the following formula: 1  Multiply your years of service credit by 2.3 percent. 2  Determine the average of your five highest years of salary.*. 3  Multiply your average salary (from step 2) by the number from step  1.
Tier 4 members are eligible to collect a pension, or vested in the retirement system, after achieving 5 years of service credit and are required to contribute 3 percent of their salaries until they have completed 10 years of service credit.ier 5 members of TRS are vested in the retirement system after achieving 10 years of service credit and contribute 3.5 percent of their salaries for the life of their employment.