Code of Federal Regulations > Title 40 > Chapter I > Part 503 - PART 503—STANDARDS FOR THE USE OR DISPOSAL OF SEWAGE SLUDGE

U.S. Code of Federal Regulations

Regulations most recently checked for updates: May 21, 2025

Subpart A [§ 503.1 - § 503.9] - Subpart A—General Provisions

Subpart B [§ 503.10 - § 503.18] - Subpart B—Land Application

Subpart C [§ 503.20 - § 503.28] - Subpart C—Surface Disposal

Subpart D [§ 503.30 - § 503.33] - Subpart D—Pathogens and Vector Attraction Reduction

Subpart E [§ 503.40 - § 503.48] - Subpart E—Incineration

Appendix Appendix A - Appendix A to Part 503—Procedure To Determine the Annual Whole Sludge Application Rate for a Sewage Sludge

Appendix Appendix B - Appendix B to Part 503—Pathogen Treatment Processes