A certificate of registration is a document that proves you own a vehicle and have the right to operate it on public roads
Your certificate of registration — often called a "reg card" or registration certificate — is issued by your state's Department of Motor Vehicles (or equivalent agency). It shows that you own the vehicle, lists the vehicle identification number (VIN), and confirms you have met your state's requirements to legally drive it. You are required to carry it with you whenever you operate the vehicle, and you must show it to a police officer if you are stopped.
The certificate is different from your title, which is a separate document proving ownership. The certificate is also different from your driver's license, which proves you are licensed to drive. All three documents serve different purposes, and you need all three to legally own and operate a vehicle.
Key Takeaways
- Your certificate of registration is issued by your state's Department of Motor Vehicles and must be carried in your vehicle at all times.
- The certificate proves you have registered your vehicle and paid registration fees, and it lists your vehicle's VIN and current owner information.
- Registration must be renewed on a schedule set by your state — typically every one to three years — or your certificate expires and driving becomes illegal.
- If your certificate is lost, stolen, or damaged, you can request a replacement from your state's DMV, usually by mail or online.
- Your registration may be suspended if you do not pay traffic fines, fail an emissions test, or do not maintain required insurance.
What information appears on your certificate
Your certificate of registration displays several key pieces of information. At the top is your name and address as the registered owner. Below that is your vehicle's make, model, and year. The vehicle identification number (VIN) — a unique 17-character code — appears prominently, along with the license plate number assigned to that vehicle.
The certificate also shows the registration period: the month and year it was issued and the month and year it expires. Some states print the expiration date on the certificate itself; others send a renewal notice separately. Your certificate will also note whether your vehicle is registered for regular use, commercial use, or another category depending on how you use it.
If you have a lienholder — a bank or finance company that holds a loan on the vehicle — their name may appear on the certificate. This tells you that the lender has a legal interest in the vehicle until the loan is paid off.
How to get an initial certificate of registration
When you buy a new or used vehicle, you must register it with your state's DMV before you can legally drive it on public roads. The process begins at the dealership if you are buying new; if you are buying used, you start the process yourself or work with the seller.
You will need to bring proof of ownership (the title or bill of sale), proof of identity, proof of residency, and proof of insurance. Some states require an emissions test or safety inspection before registration is issued. You will pay a registration fee, which varies by state and by vehicle type. Once the DMV processes your process, they mail your certificate of registration to the address you provided.
In most states, you can now start this process online or by mail, though you may need to visit a DMV office in person for certain steps. Check your state's DMV website for the exact process and required documents, as these vary significantly.
Renewing your certificate before it expires
Your certificate of registration expires on a date set by your state — commonly every one, two, or three years depending on where you live. You must renew it before that date or you will not be permitted to legally drive the vehicle. Your state's DMV typically sends a renewal notice 30 to 60 days before expiration, though you should not rely on receiving it.
Renewal is usually simpler than initial registration. You can renew by mail, online, or in person at a DMV office. You will need to provide proof of current insurance and pay the renewal fee. Some states require a new emissions test or safety inspection at renewal time; others do not. If your vehicle information has changed — for example, you moved or changed your name — you may need to provide updated documents.
If you miss the expiration date, your registration lapses and driving the vehicle becomes illegal. You can still renew after expiration, but you may face a late fee or penalty. Some states allow a grace period of a few days; others do not. Do not wait until the last minute.
What to do if your certificate is lost, stolen, or damaged
If your certificate of registration is lost, stolen, or too damaged to read, you can request a replacement from your state's DMV. This is a straightforward process that usually takes one to two weeks by mail.
Contact your state's DMV office or visit their website and look for "duplicate registration" or "replacement certificate." You will typically need to provide your name, address, VIN, and license plate number. Some states allow you to request a replacement online; others require you to mail in a form or visit an office in person. There is usually a small fee for a replacement certificate, though some states waive it.
Until your replacement arrives, keep any documentation showing you own the vehicle — such as your title or proof of insurance — in case you are stopped by police. Many officers will accept these documents as temporary proof of registration while you wait for the replacement.
When your registration can be suspended or revoked
Your certificate of registration can be suspended or revoked if you fail to meet certain legal requirements. The most common reasons are: you do not maintain required auto insurance, you do not pay traffic fines or court-ordered fees, you fail a required emissions or safety inspection, or you do not pay your registration renewal fee.
If your registration is suspended, you are not permitted to drive the vehicle on public roads. Driving with a suspended registration is a violation and can result in fines, impoundment of your vehicle, or both. If you receive notice that your registration has been suspended, contact your state's DMV when ready to find out what you need to do to restore it. Usually this means paying overdue fines, renewing your insurance, or passing a required inspection.
Some states also suspend registration if you accumulate too many traffic violations or if your driver's license is suspended. The rules vary by state, so check your state's DMV website or call their customer service line if you are unsure of your status.
Keeping your certificate current when your information changes
If you move to a new address, change your name, or make other changes to your personal information, you must update your registration with your state's DMV. You do not need to wait for renewal — you should update it as soon as the change occurs.
Most states allow you to update your address online or by mail. You will typically need to provide your current certificate, proof of your new address, and a form from the DMV. Some states issue a new certificate after an address change; others straightforward update their records and send you a notice. If you move to a different state, you will need to register your vehicle in the new state within a timeframe set by that state — usually 30 to 90 days.
Keeping your registration current is important because the DMV uses the address on file to send you renewal notices and important notices about your vehicle. If your address is wrong, you may miss a renewal important date and not realize your registration has expired.
Frequently Asked Questions
Do I need to carry my certificate of registration in the vehicle at all times?
Yes. Most states require you to have your certificate of registration physically in the vehicle whenever you drive it. If you are stopped by police and cannot produce it, you may receive a citation even if your registration is current. Keep it in your glove compartment or another easily accessible location.
What is the difference between a certificate of registration and a title?
Your title is a legal document proving you own the vehicle. Your certificate of registration proves you have registered that vehicle with the state and paid the required fees. You need both. The title stays with you; the certificate must be in the vehicle.
Can I register a vehicle if I do not have proof of insurance?
No. All states require proof of current auto insurance before you can register a vehicle. You must show proof of insurance when you register and when you renew. If your insurance lapses, your registration can be suspended.
How long does it take to receive a certificate of registration after I explore?
Processing time varies by state, but typically ranges from one to three weeks if you explore by mail or in person. Some states offer expedited processing for an additional fee. If you register online, you may receive your certificate faster. Check your state's DMV website for current processing times.
What happens if I drive with an expired certificate of registration?
Driving with an expired registration is illegal and can result in a traffic citation, fines, and impoundment of your vehicle. Renew your certificate before the expiration date shown on it. If you have already missed the date, renew when ready — the longer you wait, the more serious the consequences become.