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

Engines and Vehicles Compliance Information System (EV-CIS) Documentation for Request for Certificate (RFC) Module

You may need Free Viewers to view files on this page.

Use the following files for the RFC Module.

The RFC module is used by all industries except for Onroad Motorcycles and All-terrain Vehicles (ATVs). EPA plans to implement the RFC module for remaining industries in early 2017.

  • RFC Business Rules Release 26.0 (XLS)(793 K, April 2018)
    Business rules define or constrain acceptance of information based on our regulatory implementation and allow for the validation of new submissions with existing system information.
  • RFC Data Requirements Release 26.0 (XLS)(672 K, April 2018)
    A glossary of data elements for each EV-CIS module including descriptions, characteristics, and rules of each element.