U.S. Code
Regulations
Constitution
Sort by Rank
Titles Ascending
Titles Descending
10 per page
25 Result/page
50 Result/page
x
Search
Search guide
U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 40
Chapter I
Part 415
Subpart BK - Subpart BK—Zinc Sulfate Production Subcategory
§ 415.630 - Applicability; description of the zinc sulfate production subcategory.
§ 415.631 - Specialized definitions.
§ 415.632 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§§ 415.633-415.635 - §[Reserved]
§ 415.636 - Pretreatment standards for new sources (PSNS).
Download the GovRegs app!