US lawFederal (United States)RegulationsTitle 40 CFR — Protection of EnvironmentChapter I — ENVIRONMENTAL PROTECTION AGENCYPart 52 — APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANSSubpart JJ — North Dakota52.182240 C.F.R. § 52.1822Approval status.Last amended: 2016Year: 2026Length: 30 wordsOfficial source Cite as 40 C.F.R. § 52.1822 (2026)With the exceptions set forth in this subpart, the Administrator approves the North Dakota plan for the attainment and maintenance of the national standards. [39 FR 7283, Feb. 25, 1974]Previous40 C.F.R. § 52.1821Next40 C.F.R. § 52.1824