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Regulations last checked for updates: Sep 18, 2025
Title 40 - Protection of Environment last revised: Nov 18, 2025
All Titles
Title 40
Chapter I
Part 419 - PART 419—PETROLEUM REFINING POINT SOURCE CATEGORY
Subpart A [§ 419.10 - § 419.17] - Subpart A—Topping Subcategory
Subpart B [§ 419.20 - § 419.27] - Subpart B—Cracking Subcategory
Subpart C [§ 419.30 - § 419.37] - Subpart C—Petrochemical Subcategory
Subpart D [§ 419.40 - § 419.47] - Subpart D—Lube Subcategory
Subpart E [§ 419.50 - § 419.57] - Subpart E—Integrated Subcategory
Subpart 0 -
Appendix Appendix A - Appendix A to Part 419—Processes Included in the Determination of BAT Effluent Limitations for Total Chromium, Hexavalent Chromium, and Phenolic Compounds (4AAP)
source:
47 FR 46446, Oct. 18, 1982, unless otherwise noted.
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