TaxPlanCalcTax year 2026

TSP, FERS and military retirement calculators

For federal employees and service members: pensions, the TSP and buying back military time.

TSP Calculator: Project your TSP balance with agency contributions, pay raises and your contribution rate.

TSP Loan Calculator: Work out your biweekly payment on a TSP loan and what it costs you in lost growth.

TSP Withdrawal Calculator: See how long monthly TSP installments last and how they're taxed.

FERS Retirement Calculator: Estimate your FERS pension and check which retirement you qualify for.

FERS Supplement Calculator: Estimate the FERS supplement paid from retirement until 62.

Military Retirement Calculator: Estimate your military retired pay under High-36 or the Blended Retirement System.

BRS Calculator: Project your Blended Retirement System pension and TSP together.

Military Buy Back Calculator: See what it costs to credit military service toward FERS and how fast it pays back.

Other calculators