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.

Instructions for the Tier I Emergency and Hazardous Chemical Inventory Form

Instructions on how to fill out the Emergency Planning and Community Right-to-Know Act Tier I Emergency and Hazardous Chemical Inventory Form.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.