AET is coming to the Spaulding Turnpike at the Dover and Rochester toll facilities!

Photo of an AET gantry structure.

What is AET?

AET is All Electronic Tolling, a booth-less, cashless tolling system that allows your vehicle to travel through a tolling area at the full speed limit.

How does it work?

Payments are captured electronically via an E-ZPass transponder.

Why AET?

AET improves air quality and safety, while reducing energy consumption. See how.

What does this mean to me?

Starting in Summer of 2022, the AET facilities on the Spaulding Turnpike will be open to travelers. At that time, your toll payments can be made with:

How do I get a transponder?

It’s easy, just visit the NH E-ZPass website.

How do I pay without a transponder?

  • The 7 Days to Pay program allows you to go online within 7 days to pay your toll. Visit the FAQs page on the NH E-ZPass website and scroll to the bottom for more details. Visit the violations web page if you need to pay a toll.
  • If you don’t pay within 7 days, we’ll send you an invoice for the toll amount, plus a $1 administrative fee.
  • If you want to purchase a transponder anonymously, we’ve got you covered. Go to Applications and Forms and click on Anonymous Account Application package in the middle of the page.