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.

Annual Certification Data for Vehicles, Engines, and Equipment

We’ve improved the layout and organization of all the certification data to allow for quicker and easier access to the information. No data has been removed. If you need assistance finding data, please contact complianceinfo@epa.gov.


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As part of the certification process, data is generated to demonstrate compliance with federal regulations. The data provided below represents information that is most commonly requested. Within each industry, data is separated into current and archived legacy files.