The seller signs the back of the title, usually in a box labeled "Signature of Seller" or "Seller's Signature"
The title document itself tells you where to sign. On the back of the title certificate, you will see a section reserved for the seller's signature — it is almost always a clearly marked box or line. The exact location varies slightly by state because each state prints its own title form, but the seller's signature area is always on the back, never the front.
Before you sign, make sure the title is in your name as the current owner. If it is not, you cannot legally transfer it. The title should show your name in the "Registered Owner" or "Owner" section on the front. If someone else's name appears there, that person must sign the title, not you.
Sign in black or blue ink — do not use pencil or marker. Use the exact name that appears on the front of the title. If your name is printed as "John Michael Smith" on the front, sign it that way on the back, even if you normally go by "Mike." Mismatched names can delay or block the transfer at the DMV.
Key Takeaways
- The seller signs the back of the title in the box labeled for the seller's signature, using the exact name printed on the front of the document.
- The buyer does not sign the title itself; the buyer signs separate paperwork at the DMV or with the dealer when the transfer is recorded.
- Some states require the seller's signature to be notarized, meaning a notary public must watch you sign and stamp the document — check your state's rules before signing.
- If two people own the title together, both must sign the back unless the title says "or" between the names instead of "and."
When both owners are listed on the title
If the title shows two names connected by "and" — for example, "John Smith and Jane Smith" — both people must sign the back. The word "and" means both owners have equal claim to the car, so both must consent to the sale.
If the title shows two names connected by "or" — "John Smith or Jane Smith" — only one owner needs to sign. The word "or" means either owner can sell the car independently. Check the exact wording on your title before the signing meeting, because this detail determines who must be present.
Whether your state requires a notary
Some states require the seller's signature on the title to be notarized. A notary public is someone licensed by the state to witness signatures and verify that the person signing is who they claim to be. The notary will watch you sign, check your ID, and then stamp and sign the document themselves.
You can find notaries at banks, UPS stores, law offices, and some libraries — many charge $5 to $15 per signature. A few states do not require notarization at all. Others require it only if the title is being transferred by mail rather than in person at the DMV. Check your state's DMV website or call before you sign, because signing without notarization when your state requires it means the buyer cannot complete the transfer.
What happens after you sign
Once you sign the title, you hand it to the buyer. The buyer then takes the signed title to the DMV (or to a dealer or title service if they are using one) along with their own paperwork to record the transfer in their name. You do not sign anything at the DMV yourself — the buyer handles the registration step.
Keep a copy of the signed title for your records before you hand it over, or take a photo of both sides. You will not need it for the transfer, but it proves you sold the car on a specific date, which can matter if questions arise later about who owned the car at a particular time.
Common mistakes that delay or block the transfer
Signing with a name that does not match the front of the title is the most common problem. If the title says "Robert J. Smith" but you sign "Bob Smith," the DMV may reject it and send it back. The buyer then has to contact you to get it corrected, which can take weeks.
Signing in pencil or using a signature that is illegible also causes rejections. The DMV needs to be able to read your signature clearly. If you have a very unusual signature or your hand shakes, print your name clearly below the signature line if there is space.
Forgetting to sign at all is surprisingly common — people hand over the title thinking they already signed it. Before you give the title to the buyer, look at the back and confirm your signature is actually there in the seller's box.
If you are selling through a dealer or online marketplace
If you are selling to a dealer, the dealer will usually handle the title signing process and tell you exactly where and how to sign. Bring a photo ID and the title itself. The dealer may have you sign additional paperwork beyond the title.
If you are selling privately through an online marketplace or to someone you know, you are responsible for signing the title correctly. Meet the buyer in person if possible so you can both sign at the same time and exchange the title and payment together. If you must mail the title, send it only after you have received payment, and consider using a service that requires a signature on delivery.
Frequently Asked Questions
Can I sign the title before I have a buyer?
No. Sign the title only when you are ready to transfer it to the specific buyer. An unsigned title in your name proves you still own the car. A signed blank title is risky because anyone who has it could potentially claim ownership. Wait until the sale is final.
What if I made a mistake and signed the title wrong?
Contact your state's DMV to ask about correction procedures. Some states allow you to cross out the wrong signature, initial the correction, and have it notarized again. Others require a new title form. Do not try to fix it yourself with white-out or erasure — the DMV will reject it. Call your DMV first.
Do I need to sign the title if I am trading the car in at a dealer?
Yes, but the dealer will guide you through it. You will sign the title as part of the trade-in paperwork. The dealer then handles submitting it to the DMV as part of the transaction. Bring your ID and the title to the dealership.
What if the buyer never registers the car in their name?
Once you sign the title over to the buyer, you are no longer the legal owner. If the buyer does not register it and something happens — an accident, a parking ticket, a crime — you could still be contacted because your name was on the previous registration. Keep that photo or copy of the signed title as proof you transferred ownership on a specific date.