Final Rule
Determination of Attainment by the Attainment Date But for International Emissions for the 2015 Ozone National Ambient Air Quality Standards; Phoenix-Mesa Nonattainment Area, Arizona
Federal Register Source
This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.
View Full Text on FederalRegister.gov →Opens in new tab · federalregister.gov
Frequently Asked Questions
What is the C1-2026-05601 Federal Register document?
Document C1-2026-05601 is a Final Rule published by the Environmental Protection Agency in the Federal Register on April 6, 2026. See the full document for details. View the original at https://www.federalregister.gov/documents/2026/04/06/C1-2026-05601/determination-of-attainment-by-the-attainment-date-but-for-international-emissions-for-the-2015.
Is document C1-2026-05601 an economically significant rule?
No. Document C1-2026-05601 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.
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