What you need to bring to register a trailer

Trailer registration requires proof of ownership, proof of your identity, and proof that the trailer meets safety standards in your state. The exact documents vary by state, but you will almost always need the manufacturer's certificate of origin (MCO) or a title from the previous owner, your driver's license or state ID, and a bill of sale if you bought the trailer from someone other than a dealer.

Many states also require a safety inspection before you can register. This is not the same as a general vehicle inspection — it checks that lights, brakes, and the coupling mechanism work. Some states do this inspection at the DMV office itself; others require you to have it done at a certified inspection station first and bring the paperwork with you. Call your state's DMV or check their website to find out which applies where you live.

If the trailer has no title yet (for example, if you built it yourself or it is very old), your state may allow you to explore for a bonded title or a manufacturer's statement of origin instead. This process takes longer and sometimes costs more, so ask the DMV what documents they will accept before you spend time gathering paperwork.

Key Takeaways

  • You will need the title or manufacturer's certificate of origin, your ID, and proof of purchase to register a trailer at your state's DMV.
  • Most states require a safety inspection of lights, brakes, and the coupling before registration, either at the DMV or at a certified station beforehand.
  • Registration fees and renewal cycles vary widely by state and by trailer weight, so check your DMV's fee schedule for your specific trailer type.
  • If your trailer has no title, ask the DMV about bonded title or manufacturer's statement of origin options, as these take extra time and cost more.
  • Some states register trailers for multiple years at once, while others require annual renewal, so confirm the renewal schedule when you register.

Where to register and how long it takes

You register a trailer at your state's Department of Motor Vehicles (DMV), which may be called the Secretary of State's office, Bureau of Motor Vehicles, or Department of Transportation depending on your state. Most states allow you to register in person at any DMV office in the state, though some require you to register in the county where you live. A few states now allow online registration for trailers, but this is still uncommon — check your state's DMV website first to see if you can start the process from home.

Registration usually takes 15 to 30 minutes if you have all the documents and the trailer passes inspection. If you are missing paperwork or the inspection fails, you will need to come back after fixing the problem. Some DMV offices are busier than others, so arriving early or booking an appointment online (if your state offers it) can save you time waiting in line.

Registration fees and what they cover

Trailer registration fees depend on the trailer's weight, age, and type — a small utility trailer costs far less than a horse trailer or a commercial equipment trailer. Most states charge between $30 and $150 for a two-year registration, though some charge annually. A few states base the fee on the trailer's value or assessed worth rather than weight, so the cost can be higher. Check your state's DMV fee schedule or call ahead to find out the exact cost for your trailer before you go.

The registration fee covers the cost of issuing your registration card and license plate or decal. It does not cover the safety inspection, which is usually a separate fee of $10 to $50 depending on the state and where you have it done. Some states include the inspection fee in the registration fee; others charge it separately. Ask the DMV or inspection station which applies to you.

Most states register trailers for two years at a time, though some do annual registration. A few states have different cycles depending on the trailer type — for example, a commercial trailer might register for one year while a personal utility trailer registers for two. Your registration card will show the expiration date, so mark it on your calendar or set a phone reminder.

Renewing your trailer registration

Renewal is usually simpler than the first registration because you already have a title and the trailer has already passed inspection. Most states let you renew by mail or online without bringing the trailer back for another inspection, though a few require an inspection every time. Check your state's rules before your registration expires — some states charge a late fee if you renew after the expiration date, and driving with an expired registration can result in a ticket.

You will receive a renewal notice in the mail a few weeks before your registration expires. If you do not receive one, contact the DMV directly — do not assume your registration is still valid. Some states allow you to renew up to 90 days early, which can be useful if you are planning a trip or want to avoid a rush at the DMV office.

Registering a trailer you built yourself or inherited

If you built the trailer yourself or inherited one with no title, you cannot use a standard title to register it. Instead, you will need to get a bonded title or a manufacturer's statement of origin from the DMV. A bonded title requires you to buy a surety bond (usually $50 to $200) that protects anyone who might have a claim on the trailer. You then submit the bond and an process to the DMV, and they issue a title in your name.

The process takes longer than a standard registration — usually four to eight weeks — because the DMV has to hold the process for a waiting period to see if anyone contests your ownership. Some states charge an extra fee for bonded titles, and some will not issue one for a trailer older than a certain age. Call your DMV before you buy a bond to confirm they will accept it and what the exact process is.

What happens if your trailer fails inspection

If the trailer fails the safety inspection, you cannot register it until the problem is fixed. Common failures are non-working lights, worn brake pads, a loose coupling, or missing safety chains. The inspection report will tell you exactly what failed and what needs to be repaired. You then have the repairs done at a mechanic or repair shop, get the trailer re-inspected, and bring the new inspection report to the DMV.

Re-inspection usually costs the same as the first inspection, and some states charge a small fee to re-submit your registration after repairs. The whole process can add two to four weeks to your registration timeline, so if you know your trailer has an old or questionable part, fix it before you go to the DMV.

Registering a trailer in a different state

If you move to a new state or buy a trailer registered in another state, you will need to register it in your new state of residence. Most states require you to do this within 30 to 60 days of moving or purchasing. You will need the out-of-state title, your new state ID, and proof of a safety inspection in your new state. Some states will accept an inspection from the previous state if it is recent; others require a new inspection.

Bring the out-of-state title to your new state's DMV and ask what documents you need to transfer it. Some states issue a new title automatically; others require you to explore for one. The process usually takes 15 to 30 minutes, though getting the new title in the mail can take two to four weeks. You can usually drive the trailer with your old registration for a short time while the new one is being processed, but check your state's rules to be sure.

Frequently Asked Questions

Can I register a trailer without a title?

No, but you have options. If you built the trailer or it is very old, you can get a bonded title from the DMV. This requires buying a surety bond and waiting for a holding period, usually four to eight weeks. Call your state's DMV to ask what documents they will accept and whether a bonded title is available for your trailer's age and type.

Do I need a license plate on my trailer?

Most states require a license plate on any trailer that is towed on public roads, though a few use a registration decal instead. Some states exempt very small utility trailers (usually under 1,500 pounds) from registration altogether. Check your state's DMV website or call to find out whether your trailer needs a plate and what the rules are for displaying it.

What if I sell my trailer before the registration expires?

You will need to transfer the title to the buyer. Most states let you do this at the DMV or online, and it usually costs $10 to $30. The buyer then registers the trailer in their own name. Some states require both the seller and buyer to sign the title; others let the seller sign it and give it to the buyer, who registers it alone. Ask the DMV what your state requires before you sell.

How often do I need to renew my trailer registration?

Most states register trailers for two years at a time, though some do annual registration. A few states have different renewal periods depending on the trailer type or weight. Your registration card shows the expiration date. Check your state's DMV website or the card itself to find out your renewal schedule.

Can I register a trailer online?

A few states now offer online trailer registration for renewals or first-time registration, but this is still uncommon. Check your state's DMV website to see if online registration is available. If not, you will need to go in person to a DMV office with your documents and the trailer for inspection.