Traffic FAQ: I realized I got on a toll road by accident. What do I do?

You can visit the Harris County Toll Road Authority website at, to pay any toll amount. Enter your license plate number and state and follow the steps.

Transactions may not be available for 7-10 business days of your trip, while out-of-state license plate transactions take up to 30 days to post online.

Failure to pay for tolls may result in additional fees and penalties.