US lawFederal (United States)RegulationsTitle 40 CFR — Protection of EnvironmentChapter I — ENVIRONMENTAL PROTECTION AGENCYPart 98 — MANDATORY GREENHOUSE GAS REPORTINGSubpart BB — Silicon Carbide Production98.28040 C.F.R. § 98.280Definition of the source category.Last amended: 2017Year: 2026Length: 13 wordsOfficial source Cite as 40 C.F.R. § 98.280 (2026)Silicon carbide production includes any process that produces silicon carbide for abrasive purposes.Next40 C.F.R. § 98.281