REGULATIONS
Rulings
AD/CVD
Notices
HTSUS
U.S. Code
Regs
More
Ports
About
Updates
Apps
Larger font
Smaller font
SEARCH
Sort by Rank
Titles Ascending
Titles Descending
10 per page
25 Result/page
50 Result/page
Regulations last checked for updates: Dec 17, 2025
Title 40 - Protection of Environment last revised: Nov 17, 2028
All Titles
Title 40
Chapter I
Part 121
Subpart E - Subpart E—Severability
§ 121.19 - Severability.
authority:
33 U.S.C. 1251
source:
88 FR 66661, Sept. 27, 2023, unless otherwise noted.
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!