What a Notary Does at the Moment You Meet
A notary public checks that you are who you say you are, watches you sign a document, and then stamps and signs it themselves. They do not read the document for meaning, do not give legal information about it, and do not decide whether the deal is fair. Their job is narrow: confirm your identity matches a government ID, observe the signature happen in front of them, and create an official record that they saw it.
The notary's stamp and signature tell a third party—a bank, a court, a title company—that someone with state authority witnessed the signing. That matters because it makes forging the signature much harder and creates legal consequences if the notary lies about what they saw. Without a notary, a signature is just a signature. With one, it becomes evidence.
Key Takeaways
- A notary verifies your identity using a government-issued photo ID, watches you sign the document, and stamps it to create an official record of the signing.
- Notaries do not read documents for content, give legal information, or decide whether a transaction is legitimate—they only confirm identity and witness the signature.
- You must appear in person in front of the notary; they cannot notarize a signature made before you arrived or a document you sign at home.
- The notary's stamp, signature, and seal make it legally risky to forge the document later, which is why banks, courts, and title companies require notarization.
- Notaries are commissioned by the state and can lose their license if they notarize documents without witnessing the signature or without checking ID.
How the Notary Checks Your Identity
The notary will ask to see a government-issued photo ID—a driver's license, passport, state ID card, or military ID. They compare the photo to your face and check that the ID has not expired. Some notaries will also ask your name aloud and may ask a follow-up question like where you live, to confirm you are paying attention and not being coerced.
If you do not have a photo ID, some notaries can use other methods—a combination of documents like a utility bill plus a credit card, or a credible witness who knows you and brings their own ID. But most notaries will turn you away if you have no photo ID, because the risk to their license is too high. The rules vary by state, so call ahead if you do not have a standard ID.
What Happens When You Sign in Front of the Notary
You must sign the document while the notary is watching. They need to see your hand move across the page. If you signed it at home and bring it to the notary already signed, they cannot notarize it—the signature is not valid for notary purposes because they did not witness it.
The notary will usually ask you to confirm that you understand what you are signing and that you are signing of your own free will, not under pressure. They are listening for signs of coercion. Then you sign, and the notary signs and stamps the document right after. The stamp includes the notary's name, commission number, and the date and time of the notarization.
The Notary's Stamp and What It Means
The notary's stamp is not decorative—it is a legal marker. It tells the receiving party that a state-commissioned official was present, checked ID, and witnessed the signature on a specific date. If someone later claims the signature is forged, the receiving party can contact the notary and ask them to testify about what they saw.
The stamp also creates criminal liability. If a notary stamps a document they did not witness, or notarizes a signature without checking ID, they can be prosecuted for fraud and lose their commission. That legal risk is what makes the notary's seal worth something. Without it, a signature is just ink.
What a Notary Cannot Do
A notary is not a lawyer and cannot give legal information. They cannot tell you whether a contract is fair, whether you should sign it, or what your rights are under it. If you have questions about the document's meaning or your obligations, you need a lawyer, not a notary.
A notary also cannot notarize a document they did not see you sign, cannot notarize a blank document, and cannot notarize a signature that someone else made. They cannot notarize documents for themselves or their when ready family in most states. And they cannot notarize a document if they have a financial interest in the transaction—for example, if they are a party to the contract or stand to gain money from it.
Where to Find a Notary and What It Costs
Notaries work at banks, title companies, law offices, UPS stores, FedEx locations, and some pharmacies. Many are self-employed and advertise online or in local directories. Some charge a flat fee per signature—usually between $5 and $15—while others charge by the page or by the hour. Prices vary widely by location and by how busy the notary is.
Call ahead to confirm the notary is available, ask about their fee, and ask what ID they will accept. Bring the unsigned document and your ID. If you need the notarization urgently, some notaries offer same-day or evening appointments, but you may pay extra for that convenience.
Why Different Documents Need Notarization
Banks require notarized signatures on mortgage documents because the loan is large and the paperwork will be recorded in public records. Courts require notarized affidavits because the person swearing to the truth of the statement is not present in the courtroom. Title companies notarize real estate deeds because the property transfer is permanent and high-value.
Some documents—like wills or powers of attorney—may be notarized even though the law does not strictly require it, because notarization makes them harder to challenge later. A notarized will is less likely to be disputed as a forgery than an unnotarized one. The notary does not make the document legal, but the notary's seal makes it stronger evidence.
Frequently Asked Questions
Can a notary notarize a document I signed before I met them?
No. The notary must watch you sign the document in front of them. If you signed it at home or at another time, they cannot notarize it. You will need to bring an unsigned copy and sign it in the notary's presence.
What if I do not have a driver's license or passport?
Some notaries will accept other documents like a state ID card, military ID, or a combination of documents such as a utility bill and credit card. Rules vary by state. Call the notary before you go and ask what ID they will accept.
Can a notary tell me if a contract is fair or if I should sign it?
No. Notaries cannot give legal information. They only verify your identity and witness your signature. If you have questions about what a document means or what you are agreeing to, speak with a lawyer.
How long does notarization take?
Usually five to ten minutes if you have your ID and the document is ready. Longer if the notary needs to ask follow-up questions or if there is a line. Call ahead to ask about wait times.
Is a notarized signature the same as a signature witnessed by a friend?
No. A friend's signature as a witness has no legal weight because they have no state authority and no liability if they lie. A notary's signature carries legal weight because the notary is commissioned by the state and can be prosecuted for fraud.