The signature line is on the back of the title, in the section labeled "Seller" or "Assignment of Title"

The back of your car's title has a box or section set aside for the seller to sign. This is where you transfer ownership to the buyer. The exact layout varies by state — some titles have a single line, others have multiple lines for co-owners — but every state title has a designated seller signature area on the back.

You sign here to say you are the legal owner and you are giving the car to the buyer. Without your signature in this spot, the buyer cannot register the vehicle in their name, even if you've handed them the keys and taken their money.

Do not sign the title until you and the buyer are both present and ready to complete the sale. Once you sign, you have legally transferred ownership, and you are no longer responsible for the vehicle.

Key Takeaways

  • The seller signature line is always on the back of the title, in a section marked "Seller," "Assignment of Title," or similar language.
  • Sign only when the buyer is present and you have received payment in full.
  • If two people own the title jointly, both must sign the seller section unless the title specifies otherwise.
  • Use black or blue ink and sign your name exactly as it appears on the front of the title.
  • After you sign, the buyer takes the signed title to the DMV to register the vehicle in their name.

What to do if there are two owners on the title

If the title lists two names — for example, you and a spouse, or you and a co-buyer — both owners must sign the seller section. The title will usually show this clearly by having two signature lines or by stating "both owners must sign."

Check your title now to see how many names appear on the front. If you are unsure whether both signatures are required, contact your state's DMV before the sale. Signing when both owners are required, or failing to sign when you are one of two owners, will delay or block the buyer's registration.

How to sign correctly

Sign your name exactly as it appears on the front of the title. If your name is printed as "John Michael Smith," sign it that way, not as "J. Smith" or "John M. Smith." Use black or blue ink and write clearly so the DMV can read it.

Do not use a pencil. Do not cross out or white-out a mistake — if you make an error, ask your state's DMV whether you need a corrected title or whether you can request a duplicate. Some states allow you to request a new title at no cost if there is a signing error.

What information the buyer needs from you

Along with the signed title, the buyer will need your name, address, and phone number so they can contact you if the DMV has questions during registration. Some states also ask for the odometer reading at the time of sale, which you may need to write on the title itself — check the back of your title to see if there is a line for this.

If you have the original bill of sale or receipt from when you bought the car, you can give that to the buyer as well, though it is not required. The signed title is what matters for the transfer.

What happens after you sign

Once you sign the title, ownership passes to the buyer. The buyer then takes the signed title to their state's DMV to register the vehicle in their name. This usually takes one to three weeks, depending on how busy the DMV is.

You should receive no more bills, notices, or registration renewals for this vehicle after you sign. If you do receive mail about the car after the sale, contact your state's DMV to confirm the transfer went through. Keep a copy of the signed title for your records in case a question comes up later.

If you cannot find the title or it is damaged

If your title is lost, stolen, or too damaged to sign, contact your state's DMV and request a duplicate or replacement title. This usually costs between $5 and $25 and takes one to two weeks. You will need to show proof of ownership, such as your registration or insurance card.

Do not try to sell the car without a title. The buyer cannot legally register it, and you remain the legal owner. Getting a replacement title before the sale protects both you and the buyer.

Frequently Asked Questions

Can I sign the title before I meet the buyer?

No. Sign only when the buyer is present and you have received payment. If you sign early, you have transferred ownership even if the sale falls through, and you lose your claim to the vehicle or the money.

What if I sign in the wrong place on the title?

Contact your state's DMV and ask whether you can request a replacement title or whether the buyer can submit the incorrectly signed title with an explanation. Some states allow this; others require a new title. Do not let the buyer take an incorrectly signed title to the DMV without checking first.

Do I need to notarize my signature?

Most states do not require notarization for a car title transfer. Check your state's DMV website or call to confirm. If notarization is required, you and the buyer can usually get it done at a bank, notary public, or DMV office for a small fee.

What if the buyer never registers the car in their name?

Once you sign the title, you have transferred ownership. If the buyer does not register it and the car is involved in an accident or crime, contact your state's DMV when ready to report the transfer. Keep a copy of the signed title as proof you sold it.