This document presents the user guide for the Office of Pollution Prevention and Toxics (OPPT) Section 4 application submission process. This document is the user guide for the Primary Support user of the Section 4 tool.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Section 4 User Guide – Primary Support (PDF)(154 pp, 6 MB, October 28, 2013)