FDOT toll payment goes through SunPass, a prepaid account system, or you can pay by mail after receiving an invoice

Florida's Department of Transportation (FDOT) operates toll roads across the state. When you use a toll road, you either need an active SunPass account, a transponder from another state's system that FDOT recognizes, or you'll receive an invoice by mail to pay later. Most drivers choose SunPass because it's the fastest way through toll plazas and usually costs less per toll than paying by invoice.

The method you choose depends on how often you use tolls and whether you want to manage an account or pay as you go. Each option has different costs and payment schedules, so understanding the differences helps you pick what works for your situation.

Key Takeaways

  • SunPass is FDOT's prepaid account system; you load money into it and your transponder deducts tolls automatically as you drive.
  • If you don't have SunPass, FDOT photographs your license plate and mails you an invoice, which costs more per toll than SunPass rates.
  • You can set up SunPass online, by phone, or at retail locations, and link it to a credit card or debit card for automatic reloads.
  • Out-of-state transponders from systems like E-ZPass and PEP are recognized on most Florida tolls, so you don't need SunPass if you already have one.
  • Unpaid toll invoices accrue late fees and can prevent vehicle registration renewal, so paying within the timeframe on your notice matters.

How SunPass works and what it costs

SunPass is a prepaid account tied to a small transponder you mount on your windshield. When you drive through a toll plaza, the transponder communicates with the toll reader and deducts the toll from your account balance. You can reload your account online, by phone, or at participating retailers whenever the balance runs low. Most people set up automatic reloads so they don't have to think about it.

SunPass rates are lower than the rates charged when FDOT invoices you by mail. For example, a toll that costs $1.50 with SunPass might cost $2.50 or more when paid by invoice, depending on the road and your vehicle type. The exact toll amount varies by location and vehicle class (passenger car, motorcycle, truck, etc.), so check the specific road's rate before your first trip.

You can have multiple transponders on one account if you own more than one vehicle, and you can transfer a transponder to a different vehicle by updating your account online. If your transponder breaks or stops working, SunPass will replace it, usually at no charge if you contact them within a reasonable time.

Setting up a SunPass account

You can open a SunPass account online through the official SunPass website, by calling their customer service line, or in person at SunPass retail locations. You'll need your driver's license or ID, vehicle registration, and a valid credit or debit card. The account setup takes about 10 to 15 minutes online.

When you set up your account, you choose an initial balance to load onto it—most people start with $25 to $100 depending on how often they drive tolls. You can also set up automatic reloads so that when your balance drops below a certain amount (you choose the threshold), your card is charged automatically. This prevents you from accidentally driving through a toll with an empty account.

After you open your account, SunPass mails your transponder to you, which usually arrives within 5 to 7 business days. You mount it on your windshield, activate it in your online account, and you're ready to use toll roads. Some retail locations have transponders in stock and can give you one immediately if you need to start using tolls right away.

Paying tolls by mail invoice

If you don't have SunPass or a recognized out-of-state transponder, FDOT photographs your license plate as you pass through the toll plaza. They match the plate to your vehicle registration and mail you an invoice within a few weeks. The invoice shows the toll amount, the date you used the road, and the payment due date—usually 30 days from the invoice date.

Toll-by-plate invoices cost significantly more than SunPass rates because FDOT charges a processing fee on top of the base toll. You can pay by mail by sending a check or money order, or you can pay online through the FDOT website using a credit or debit card. Some invoices include a payment stub with a barcode you can scan to pay online quickly.

If you receive multiple invoices over time, you can set up an account on the FDOT website to view all your outstanding tolls in one place and pay them together. This is useful if you travel Florida's tolls occasionally and want to track what you owe before late fees add up.

Out-of-state transponders and reciprocal agreements

If you have a transponder from another state's toll system—such as E-ZPass (used in the Northeast and Midwest), PEP (Pennsylvania), or other regional systems—FDOT recognizes most of them on Florida toll roads. You don't need to get SunPass if your existing transponder is compatible. Check the FDOT website or call their customer service to confirm your specific transponder works in Florida before relying on it.

Using an out-of-state transponder on Florida tolls works the same way as SunPass: your transponder communicates with the toll reader and the toll is deducted from your account with that system. You manage your account through your home state's system, not through FDOT. The toll rates you pay are the same as SunPass rates, so there's no cost difference.

If your out-of-state transponder is not recognized, you'll receive a toll-by-plate invoice instead. To avoid this, verify compatibility before your trip or contact your home state's toll authority to confirm they have an agreement with FDOT.

What happens if you don't pay a toll invoice

If you receive a toll invoice and don't pay it by the due date, FDOT adds a late fee to your balance. The late fee amount varies but typically ranges from $25 to $50 per unpaid toll, depending on how long the invoice remains unpaid. Multiple unpaid invoices mean multiple late fees, so the total amount owed can grow quickly.

Unpaid tolls can also prevent you from renewing your vehicle registration. When you try to renew your registration with the Florida Department of Highway Safety and Motor Vehicles, the system checks for outstanding toll debt. If you have unpaid tolls, your registration renewal will be blocked until you pay them. This applies even if the tolls are only a few months old.

If you believe an invoice is incorrect—for example, if you had SunPass active when the toll was charged but still received an invoice—you can dispute it by contacting FDOT customer service with your account information and transponder number. Keep documentation of your SunPass account status and any receipts showing your balance was active on the date in question.

Managing your account and avoiding common problems

The most common problem is letting your SunPass balance run too low and accidentally triggering a toll-by-plate charge. Set up automatic reloads to prevent this. If you do get a toll-by-plate invoice even though you have SunPass, contact SunPass customer service immediately with your transponder number and the date of the toll. They can often reverse the toll-by-plate charge and apply it to your SunPass account instead.

Another issue is moving to a different vehicle and forgetting to update your SunPass account. If you sell your car or switch vehicles, update your registration in your SunPass account right away. If you don't, tolls may be charged to your old vehicle's plate, and the new owner might receive invoices for tolls you drove.

Check your SunPass account online regularly to review your toll history and balance. This helps you catch any errors early and ensures your automatic reload settings are working correctly. If you notice a toll you don't recognize, report it to SunPass within a reasonable time so they can investigate.

Frequently Asked Questions

Can I use my SunPass in other states?

SunPass works in Florida and Georgia on toll roads that participate in the SunPass network. If you travel to other states with tolls, check whether your SunPass is recognized there or whether you need a different transponder. Some states have reciprocal agreements with SunPass, but not all do.

What if I lose my SunPass transponder?

Contact SunPass customer service and report it lost. They can deactivate the old transponder so it can't be used and mail you a replacement. You'll continue using the same account number and balance. Replacement transponders are usually free if you report the loss promptly.

How long does it take to get a SunPass transponder in the mail?

Standard delivery takes 5 to 7 business days after you open your account. Some SunPass retail locations have transponders in stock and can give you one immediately if you need to start using tolls right away. Check the SunPass website to find a retail location near you.

Can I get a refund if I have money left in my SunPass account?

Yes. If you close your SunPass account, any remaining balance can be refunded to the credit or debit card you used to fund it. Contact SunPass customer service to request a refund, and allow a few business days for the money to appear in your account.

What if I dispute a toll charge on my SunPass account?

Contact SunPass customer service with your transponder number, the date of the disputed toll, and an explanation of why you believe it's incorrect. Provide any supporting documentation, such as proof you were not in Florida on that date. SunPass will investigate and adjust your account if they find an error.