US lawFederal (United States)RegulationsTitle 40 CFR — Protection of EnvironmentChapter I — ENVIRONMENTAL PROTECTION AGENCYPart 98 — MANDATORY GREENHOUSE GAS REPORTINGSubpart GG — Zinc Production98.33040 C.F.R. § 98.330Definition of the source category.Last amended: 2017Year: 2026Length: 14 wordsOfficial source Cite as 40 C.F.R. § 98.330 (2026)The zinc production source category consists of zinc smelters and secondary zinc recycling facilities.Next40 C.F.R. § 98.331