An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Pesticide Registration

PRN 93-9: Voluntary Reduced-Risk Pesticides Initiative

The Environmental Protection Agency (EPA) wishes to encourage the registration of lower risk pesticide products containing new active ingredients in order to lessen the risks to human health and the environment. This PR Notice provides guidance on EPA's voluntary, interim process for identifying pesticides which may be eligible for priority treatment as lower risk products. 

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