{"data":{"id":"us/40-cfr-51.1102","jurisdiction":"us","citation":"40 CFR 51.1102","heading":"Classification and nonattainment area planning provisions.","body":"An area designated nonattainment for the 2008 ozone NAAQS will be classified in accordance with CAA section 181, as interpreted in § 51.1103(a), and will be subject to the requirements of subpart 2 of part D of title I of the CAA that apply for that classification.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS","Subpart AA—Provisions for Implementation of the 2008 Ozone National Ambient Air Quality Standards"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"c127fbe83696df8f99504910ae82ba31d8485570b87fe0716e75433992d4454d","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-51.1101","next":"us/40-cfr-51.1103"},"notice":"GroundRules: Original legal text. Not legal advice."}