Social Security Disability Insurance (SSDI) payments may be subject to federal income tax depending on your total income for the year. Whether you owe tax on your benefits depends on a calculation called "combined income"—which includes your SSDI payments, other earnings, and certain non-taxable income sources. Understanding this rule matters because it affects how much you actually keep from your benefits and what you owe when you file taxes.
The articles in this section explain how the tax calculation works, what counts toward combined income, how to report SSDI on your tax return, and what happens if you have other income sources like wages, pensions, or investment earnings. You'll also learn about situations where SSDI remains tax-free and how your tax situation may change if you return to work.