# EZ TAG — Toll transponder interoperability: which pass works in which states

For EZ TAG, accepted in is Texas, Kansas, Oklahoma, Colorado and most toll roads in Florida; stated by is TxDOT, verified against its source on 2026-08-18.

- **Transponder / programme:** EZ TAG _(verified: appears in the quote below)_
- **Accepted in:** Texas, Kansas, Oklahoma, Colorado and most toll roads in Florida _(verified: appears in the quote below)_
- **Stated by:** TxDOT _(verified: appears in the quote below)_

## What the source says

> <https://www.txdot.gov/discover/toll-roads-managed-lanes/txdot-toll-roads/central-us-interoperability.html> Interoperability --> The <https://www.centralustolling.com/> Central United States Interoperability Partners (CUSIOP) allow drivers to use toll roads in Texas, Kansas, Oklahoma, Colorado and most toll roads in Florida with a single toll account. Drivers must have an active toll tag issued by the Texas Department of Transportation (TxTag), Harris County Toll Road Authority (EZ TAG),

## Source

- https://www.txdot.gov/discover/toll-roads-managed-lanes/txdot-toll-roads/central-us-interoperability.html

Last verified: 2026-08-18. Review by: 2027-08-18.
Part of [Toll transponder interoperability: which pass works in which states](https://referencesource.org/toll-transponder-interoperability/).