Online Calculators INPRS Retirement and Investment Education Current: Online Calculators Benefit Estimate CalculatorsLog on to use member account benefit calculators: Member Account LoginGeneric online benefit calculators: PERF | TRF | '77 Fund | DROPService Credit Purchase Estimate CalculatorsUse our service credit purchase calculators: PERF | TRFOther CalculatorsMetLife Annuity CalculatorIRS Federal Tax Withholding CalculatorOnline financial calculators https://twitter.com/INPRS