2019 State Area Designations Regulation
This page last reviewed September 17, 2019
Proposed 2019 Amendments to Area Designations for State Ambient Air Quality Standards
OAL approved the rulemaking and filed with Secretary of State on April 16, 2020. The effective date is July 1, 2020.
Posted December 18, 2019
Posted October 22, 2019
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