A buddy statement is a lay statement written by someone other than the veteran. "Lay statement" covers any statement based on what a person knows or saw rather than on medical expertise: your own account, and accounts from a spouse, friend, coworker or fellow service member. So the choice is not which label sounds stronger. It is who can truthfully describe the fact that needs support.

One event, two useful viewpoints

Fictional personal statement (the veteran's account):

During the March 2014 training exercise, I slipped from the vehicle step and felt immediate pain in my right ankle. I finished the exercise and went to the clinic the next morning. Since then, the ankle has rolled unexpectedly several times a year.

Fictional buddy statement (a witness's account):

I was standing beside Sam when Sam slipped from the vehicle step during the March 2014 exercise. I saw Sam sit down, take off the right boot, and avoid putting full weight on that foot. I drove Sam to the clinic the next morning.

The statements overlap but do not duplicate each other. Only the veteran can describe the pain and the later instability. Only the witness can confirm, from the outside, that the fall happened and what it looked like.

A simple author-choice test

Write the fact you need to support in one sentence. Then ask:

  • Did you experience it yourself? Put it in your own statement.
  • Did someone else see it? Ask that person for a buddy statement.
  • Is it a diagnosis, a cause or a medical interpretation? Ask a qualified clinician.
  • Is it already clear in a dated record? Cite the record, and add a statement only if context is still missing.

What each writer can describe

Your own statement can cover what happened during service, symptoms you feel, why a date is approximate, why there is a gap in treatment, how often symptoms occur and how long they last, and how the condition affects work, sleep, movement and relationships.

Someone else's statement can cover an event they saw, changes they noticed in your movement, sleep, mood or routine, help they have given you, work changes they supervised, and things you told them at the time, clearly attributed to you.

Which VA form each one uses

Both kinds of statement use the same form when filed formally. VA's page for Form 21-10210, the Lay/Witness Statement, says to use it "to submit a formal statement to support your VA claim" or the claim of another veteran or eligible family member, and notes that people call it a buddy statement. Each statement goes on its own form.

Form 21-4138, the Statement in Support of Claim, is for something narrower: information VA or another VA form asks for, or details about a claimed disability that did not fit on the original claim form. VA also accepts lay statements written on plain paper (VA evidence page). The VA Form 21-10210 walkthrough shows which sections a veteran completes and which a witness completes.

What Board decisions show

In Claim Raven's analysis of Board of Veterans' Appeals decisions, condition records where the Board quoted lay evidence, from the veteran or from others, were favorable 41.5% of the time (38,143 records), compared with 22.0% where it did not (39,008). A quotation can reflect a stronger claim rather than cause a better outcome, and these are Board appeal outcomes in already-disputed claims, so they describe patterns, not your odds. The full breakdown is on Claim Raven's VA disability statistics page.

What neither writer should do

Unless qualified, neither writer should diagnose the condition or decide its medical cause. 38 C.F.R. § 3.159 treats lay evidence and medical evidence as separate kinds of evidence. A witness should not include details they did not see. And a veteran should not write a witness's statement and present it as the witness's own memory.

For complete examples of each kind, see the VA personal statement examples and the VA buddy letter examples. Claim Raven offers a free builder for each kind of statement, shown in the card on this page, and has a commercial interest because it sells claim tools.

Lay and buddy statements: common questions

What is the difference between a lay statement and a buddy statement?

A buddy statement is a lay statement written by someone other than the veteran. "Lay statement" covers any statement based on what a person knows or saw rather than on medical expertise, including your own account.

Should I write a personal statement or get a buddy statement?

Write the fact you need to support in one sentence. If you experienced it, put it in your own statement. If someone else saw it, ask that person for a buddy statement. If it is a diagnosis or medical cause, ask a qualified clinician.

What VA form is used for a buddy statement?

VA Form 21-10210, the Lay/Witness Statement. VA notes that people call it a buddy statement. Your own formal lay statement can use the same form, and each statement goes on its own form.

When should I use VA Form 21-4138 instead of 21-10210?

Form 21-4138, the Statement in Support of Claim, is narrower: information VA or another VA form asks for, or details about a claimed disability that did not fit on the original claim form.

Can a lay statement be written on plain paper?

Yes. VA's evidence page says it also accepts lay statements written on plain paper.

Can a buddy statement say what caused my condition?

Unless the writer is qualified, no. 38 C.F.R. § 3.159 treats lay evidence and medical evidence as separate kinds. A witness should describe what they saw and leave diagnosis and cause to a clinician.

Sources and scope

Checked September 23, 2026: VA Form 21-10210 page and VA Form 21-4138 page, with their July 2024 PDF editions; VA evidence requirements; 38 C.F.R. § 3.159. The lay-evidence figure is Claim Raven's audited Board figure, counted in condition records. Both example statements are fictional.