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 www.epa.gov. 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 This website is no longer updated and links to external websites and some internal pages may not work.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 »

CSAPR June Revisions Rule (77 FR 34830)

EPA takes final action on revisions to the final Transport Rule (Federal Implementation Plans: Interstate Transport of Fine Particulate Matter and Ozone and Correction of SIP Approvals, published August 8, 2011).

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

77 FR 34830 (PDF)(17 pp, 306 K, June 12, 2012)
Revisions to Federal Implementation Plans To Reduce Interstate Transport of Fine Particulate Matter and Ozone