What Is a Self-Proving Affidavit for a Will?

A short notarized page that can save your family time, money and hassle in probate.

By No Brainer Forms Team Updated 2 min read

Key Takeaways

  • A self-proving affidavit is a sworn statement, signed by you and your witnesses in front of a notary, confirming the will was signed properly.
  • It lets the probate court accept your will without tracking down your witnesses to testify or sign statements.
  • It’s usually signed at the same time as the will, but many states allow adding one later.
  • It doesn’t make a will harder to challenge for other reasons, such as fraud or lack of capacity, but it removes a common source of delay.
  • Most states accept them; a few handle proof of a will differently.

What the affidavit does

When someone dies, the probate court has to be satisfied that the will is genuine and was signed correctly. Without a self-proving affidavit, that often means finding the witnesses, sometimes decades later, and getting them to testify or sign sworn statements. If a witness has died, moved or can’t be found, the process slows down and may require other evidence.

A self-proving affidavit handles that step in advance. You and your witnesses swear, in front of a notary, that you signed the will willingly, that you were an adult of sound mind, and that the witnesses watched you sign. The court can usually rely on that sworn statement instead.

With and without a self-proving affidavit

With an affidavitWithout an affidavit
Witnesses needed in probateUsually notOften need to testify or sign statements
If a witness has died or can’t be foundUsually no problemOther proof may be needed, such as handwriting evidence
Time and costTypically lowerCan add weeks and legal fees
Extra effort when signingA notary at the signingNone
Probate with and without a self-proving affidavit

How to make your will self-proving

  1. Prepare the affidavit page, usually included with will forms or available as a state-specific form.
  2. Sign the will in front of your two witnesses.
  3. You and both witnesses then sign the affidavit in front of a notary, who verifies everyone’s identity and notarizes it.
  4. Attach the affidavit to the will and store the original safely. See where to keep your will.

Can you add one later?

In many states, yes. You and your original witnesses can sign a self-proving affidavit in front of a notary after the will was signed. If you can’t gather the same witnesses, it may be simpler to re-sign the will with new witnesses and add the affidavit at the same time.

Frequently asked questions

Is a self-proving affidavit required?

No. A will can be valid without one. The affidavit just makes probate easier by proving the will was signed properly.

Does a self-proving affidavit make a will impossible to contest?

No. Someone can still challenge a will for reasons like fraud, undue influence or lack of mental capacity. The affidavit mainly removes the need to prove the signing itself.

Do my witnesses have to be there when it’s notarized?

Yes. You and both witnesses sign the affidavit in front of the notary.

Is a self-proving affidavit the same as notarizing my will?

It’s the main reason wills get notarized. The notary isn’t certifying the will’s contents, only the sworn statement that it was signed correctly.

Does every state accept self-proving affidavits?

Most do. A few states don’t use them or prove wills in a different way, so check your state’s rules.

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This guide is general educational information written by the No Brainer Forms Team. It is not legal advice, and No Brainer Forms is not a law firm. Laws and signing requirements vary by state; for advice about your situation, talk to a licensed attorney in your state.