U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 40Chapter IPart 721Subpart A - Subpart A—General Provisions
§ 721.1 - Scope and applicability.
§ 721.3 - Definitions.
§ 721.5 - Persons who must report.
§ 721.11 - Applicability determination when the specific chemical identity is confidential.
§ 721.20 - Exports and imports.
§ 721.25 - Notice requirements and procedures.
§ 721.30 - EPA approval of alternative control measures.
§ 721.35 - Compliance and enforcement.
§ 721.40 - Recordkeeping.
§ 721.45 - Exemptions.
§ 721.47 - Conditions for research and development exemption.
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