Denial of Requests for Extension of Comment Period – Two organizations requested that EPA extend the public comment period for the proposed rule. EPA sent letters explaining our denial of these requests to each of these organizations.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Request for extension from the American Lung Association (PDF)(2 pp, 129 K, December 20, 2017)
- Letter from EPA Office of Air and Radiation Assistant Administrator William Wehrum to the American Lung Association (PDF)(1 pg, 195 K, December 21, 2017)
- Request for extension from the Northeast States for Coordinated Air Use Management (PDF)(2 pp, 240 K, December 14, 2017)
- Letter from EPA Office of Air and Radiation Assistant Administrator William Wehrum to the Northeast States for Coordinated Air Use Management (PDF)(1 pg, 392 K, December 20, 2017)