An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Vehicle and Engine Certification

Account Setup for Engines and Vehicles Compliance Information System (EV-CIS)

The process for registering for EV-CIS accounts has changed.

For more information, please review the links below.

User Registration and Role Sponsorship Demonstration Webinar (January 2020)

Electronic Role Sponsorship User Guide (March 2020)

User Registration Information Spreadsheet (XLSX)(28 K, April 2020)