When the VA approves your claim, back pay reaches back to your effective date. Here is how effective dates work, the one-year rule, the Intent to File, and AMA appeals.
When the VA approves a disability claim, you do not only start receiving monthly payments going forward — you also receive a lump sum of back pay reaching back to your effective date. Because that date sets how many months of retroactive compensation you receive, understanding how effective dates work is one of the most valuable things you can do before and during a claim.
Back pay is not a bonus or a separate benefit. It is the compensation you were entitled to between your effective date and the day the VA finished deciding your claim, paid all at once.
Your effective date is generally the later of two dates: the day the VA receives your claim, or the day your entitlement arose — when the disability began. In practice, for most claims it is the date you filed. If you file on January 15 and the VA takes eight months to decide, your effective date is still January 15, so you receive eight months of back pay at your approved rating. This is why filing sooner matters: every month you wait to file is a month of compensation you cannot recover later.
There is an important exception for veterans who file soon after leaving service. If the VA receives your claim within one year of your separation from active duty, your effective date can reach back to the day after your discharge — even if the VA takes months to decide. For a newly separated veteran, that can mean up to a full year of additional back pay. At the 2026 rate for a 70% rating, a veteran with no dependents receives $1,808.45 a month, so a full year reaching back to separation comes to more than $21,000.
If you are not ready to file a complete claim, an Intent to File (VA Form 21-0966) holds your effective date for up to one year while you gather evidence. It takes only a few minutes to submit, and it can preserve months of back pay. Anyone considering a claim but not yet ready to file should put an Intent to File on record first.
When you file to increase an existing rating, the effective date is generally the date you filed the increase claim, or the date it became factually ascertainable that your condition worsened. There is also a look-back: if medical evidence shows your condition got worse within the year before you filed, the effective date can reach back to when that increase occurred. Documenting when your symptoms worsened can therefore add back pay to an increase claim.
If you disagree with a decision, the Appeals Modernization Act (AMA) gives you three review options: a Supplemental Claim, where you add new and relevant evidence; a Higher-Level Review, where a senior reviewer takes a fresh look without new evidence; and a Board Appeal to a Veterans Law Judge. The key to protecting back pay is timing. If you choose one of these options within one year of your decision — and continue to seek review within one year of each later decision — your effective date relates back to your original claim. This unbroken chain is often called the continuous claim stream, and keeping it intact is what preserves the earlier effective date and all the back pay attached to it. The VA aims to complete Supplemental Claims and Higher-Level Reviews in about 125 days on average; a Board Appeal generally takes longer, often more than a year depending on the docket you choose.
Back pay is your monthly compensation rate multiplied by the number of months between your effective date and the decision, paid as a single lump sum — usually deposited within a few weeks of the decision. For veterans with dependents or higher ratings, the total can reach well into five figures. The table below shows how the effective date is set in common situations.
| Situation | Effective date |
|---|---|
| Standard claim | The date the VA receives your claim |
| Filed within 1 year of separation | The day after you left active duty |
| Intent to File on record | The date the VA received your Intent to File |
| Increased rating | When the worsening is shown, up to 1 year before you filed |
| Appeal filed within 1 year | Relates back to your original claim date |
Suppose you file a claim on March 1 and the VA approves a 70% rating nine months later, on December 1. Your effective date is March 1, so you receive nine months of back pay — nine times your monthly rate — in a single deposit. Had you put an Intent to File on record the previous September and then completed the claim, your effective date would move back to September, adding three more months of back pay to the same award.
Back pay follows a simple logic: it runs from your effective date to your decision, so anything that sets an earlier effective date increases it. File promptly, use an Intent to File if you are not ready, file within a year of separation when you can, document when an existing condition worsened, and keep any appeal within the one-year window. Each of those steps protects the date your compensation is calculated from.
VA back pay is the compensation you were owed between your effective date and the day the VA decided your claim, paid as a single lump sum after approval. It is not a separate benefit — just the monthly payments that had accrued while your claim was pending, added up and paid at once.
Your effective date is generally the later of the date the VA receives your claim or the date your disability began. If you file within one year of leaving active duty, it can reach back to the day after separation. For increased ratings, it can go back up to a year before you filed if evidence shows the condition worsened then.
An Intent to File (VA Form 21-0966) reserves your effective date for up to one year while you prepare your full claim. Because back pay is calculated from your effective date, filing it early can protect months of compensation. It takes only a few minutes to submit.
Under the Appeals Modernization Act, you can file a Supplemental Claim, a Higher-Level Review, or a Board Appeal. If you file within one year of your decision — and keep seeking review within one year of each later decision — your effective date relates back to the original claim, preserving the back pay tied to it. Letting the year lapse can reset your effective date to a later one.
Back pay is typically deposited as a lump sum within a few weeks of the VA's decision. The amount equals your monthly rate multiplied by the number of months from your effective date to the decision, and for higher ratings or veterans with dependents it can reach well into five figures.