VA Back Pay Calculator
Estimate the retroactive lump sum the VA owes you from your effective date to your decision date. Per 38 CFR 3.400.
How VA back pay works
VA back pay is the retroactive lump sum the VA owes you from your effective date (usually when you filed) until the date the VA approves your rating. The longer the VA takes, the larger your back pay. Not sure of your effective date? Use our Effective Date tool to find yours before running the numbers.
Example: effective date Jan 1, 2024 + decision date June 1, 2026 = 29 months of back pay at your monthly rate. Don't have your combined rating yet? Calculate your combined rating first, then come back to estimate the lump sum.
A successful appeal can also unlock a large back-pay award, learn how appeals and earlier effective dates affect your retroactive pay.
Common questions
How is my effective date determined?
Per 38 CFR 3.400, your effective date is usually the date the VA received your claim. Use our Effective Date tool to find yours.
Can my back pay span multiple years?
Yes. If your effective date is several years back, the VA technically uses each year's COLA-adjusted rate. Our estimator simplifies by using the 2026 rate × number of months, close enough for planning purposes.
Is VA back pay taxable?
No. VA disability compensation, including back pay, is tax-free under 38 USC 5301.