{"data":{"id":"us/40-cfr-52.2179","jurisdiction":"us","citation":"40 CFR 52.2179","heading":"Visibility protection.","body":"(a) The requirements of section 169A of the Clean Air Act are not met, because the plan does not include approvable procedures for protection of visibility in mandatory Class I Federal areas.\n(b) Regulation for visibility monitoring and new source review. The provisions of § 52.28 are hereby incorporated and made a part of the applicable plan for the State of New Hampshire.\n(c) [Reserved]","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS","Subpart QQ—South Dakota"],"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":"9e12e09854b0c308aeda0347392c00c08403198c2d8cf68736830e22ebe7b9f0","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-52.2178","next":"us/40-cfr-52.2180"},"notice":"GroundRules: Original legal text. Not legal advice."}