The FERS pension is usually taxable as it is treated as income under federal tax laws. How much tax you owe depends on your total taxable income, including any Social Security benefits. Your monthly pension payments are added to your income and taxed according to your bracket. Additionally, state taxation rules differ—some states tax pensions, while others exempt them. Understanding h... https://www.federalpensionadvisors.com/post/is-fers-pension-taxable