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Title 40

Displaying title 40, up to date as of 6/16/2026. Title 40 was last amended 6/15/2026.
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Title 40Protection of EnvironmentPart / Section
Chapter IEnvironmental Protection Agency1 – 1099
Subchapter ISolid Wastes239 – 299
Part 257Criteria for Classification of Solid Waste Disposal Facilities and Practices257.1 – 257.107
Subpart AClassification of Solid Waste Disposal Facilities and Practices257.1 – 257.4
§ 257.1Scope and purpose.
§ 257.2Definitions.
§ 257.3Criteria for classification of solid waste disposal facilities and practices.
§ 257.3-1Floodplains.
§ 257.3-2Endangered species.
§ 257.3-3Surface water.
§ 257.3-4Ground water.
§ 257.3-5Application to land used for the production of food-chain crops (interim final).
§ 257.3-6Disease.
§ 257.3-7Air.
§ 257.3-8Safety.
§ 257.4Effective date.
Subpart BDisposal Standards for the Receipt of Very Small Quantity Generator (VSQG) Wastes at Non-Municipal Non-Hazardous Waste Disposal Units257.5 – 257.30
Subpart C [Reserved]
Subpart DStandards for the Disposal of Coal Combustion Residuals in Landfills and Surface Impoundments257.50 – 257.107
Appendix I to Part 257
Maximum Contaminant Levels (MCLs)
Appendix II to Part 257
Appendix II to Part 257
Appendix III to Part 257
Constituents for Detection Monitoring
Appendix IV to Part 257
Constituents for Assessment Monitoring