US lawFederal (United States)RegulationsTitle 40 CFR — Protection of EnvironmentChapter I — ENVIRONMENTAL PROTECTION AGENCYPart 62 — APPROVAL AND PROMULGATION OF STATE PLANS FOR DESIGNATED FACILITIES AND POLLUTANTSSubpart NN — Pennsylvania62.965140 C.F.R. § 62.9651Identification of sources.Last amended: 2016Year: 2026Length: 24 wordsOfficial source Cite as 40 C.F.R. § 62.9651 (2026)The plan applies to all existing HMIWIs located in Pennsylvania, excluding Allegheny County, for which construction was commenced on or before June 20, 1996.Previous40 C.F.R. § 62.9650Next40 C.F.R. § 62.9652