E-ZPass

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E-ZPass is an electronic toll collection system used on toll roads, bridges, and tunnels mainly in the eastern United States. The E-ZPass Interagency Group brings together many toll agencies so drivers can use one transponder across most of the network. It started in the late 1980s and has expanded to include about 20 states. Nationwide interoperability is a work in progress.

How it works
- You get an E-ZPass transponder, usually mounted inside your windshield. Some people use a tag on the license plate or other mounting methods if needed.
- As you drive through toll facilities, an on-board transponder sends a signal to readers. Tolls are charged to your prepaid account.
- Many places have open-road tolling, where you don’t need to stop at a booth; you pass under readers and tolls are billed automatically.
- Each tag is programmed for a vehicle class. If you use a tag meant for a smaller vehicle in a larger vehicle, you may be charged a higher toll.

Vehicle tags and special colors
- Commercial and some government vehicles use blue tags; passenger cars use white tags.
- In New York, emergency vehicles and certain agencies get orange tags; green tags may offer discounts for qualifying low-emission vehicles.
- The system supports various options for motorcycles and other vehicle types, though mounting recommendations vary by vehicle.

How the network works
- Agencies share data through a secure network so a tag can be read across many states and facilities. Data is exchanged nightly, and delays can happen depending on the network.
- Kapsch originally provided the tags, and since 2013 the protocol has been available royalty-free to others.

Fees, accounts, and discounts
- Accounts are usually prepaid. Tolls come out of the prepaid balance, and some agencies offer automatic replenishment.
- Fees vary by agency. Some states or toll authorities have charged monthly maintenance or other account fees in the past; others have reduced or eliminated fees over time.
- Many agencies offer discounts, such as off-peak pricing, commuter plans, or resident programs. Discounts often apply to tagholders issued by the agency that owns the toll facility.
- You don’t have to use an agency in your home state; you can open an account with any participating agency and use your tag nationwide within the E-ZPass network.

Where E-ZPass is accepted
- The system covers many northeastern and mid-Atlantic states and parts of the Midwest, plus Florida. Examples include New York, New Jersey, Pennsylvania, Maryland, Massachusetts, Ohio, Indiana, Illinois, Virginia, North Carolina, Michigan, and more.
- In Florida, SunPass facilities can now accept E-ZPass, expanding cross-state use.
- Canada is not widely included, but a few border crossings have limited E-ZPass usage. Most cross-border tolls are billed in USD and may require a separate arrangement.
- Some toll facilities outside the E-ZPass network still exist, and not all roads accept E-ZPass in every state.

Interoperability and other systems
- E-ZPass is not fully compatible with several other regional toll systems (for example, FasTrak in California, TxTag in Texas, K-TAG and PikePass, etc.).
- A federal interoperability deadline set by MAP-21 in 2012 did not lead to full nationwide rollout due to funding gaps. As a result, E-ZPass works best within its own network and the states that participate.

Other uses and programs
- E-ZPass transponders are sometimes used for more than tolls, such as paying for parking at certain airports or facilities in some areas (E-ZPass Plus).
- Some hot lanes and express toll lanes offer a “Flex” feature in certain states, allowing drivers to switch between toll-paying and high-occupancy-vehicle modes.
- Parking and other pilot programs have appeared in various places, though availability varies by agency.

Privacy and safety
- Position data from E-ZPass is encrypted and typically deleted after it’s processed. The data is mainly used for tolling and traffic management.

If you drive on toll roads in the East, E-ZPass can save you time and often money. You can choose any participating agency to open an account, and your tag will usually work across the network. Check your local agency for specific fees, discounts, and how to get or transfer a transponder.