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: Oct 17, 2025
Title 40 - Protection of Environment last revised: Sep 17, 2029
All Titles
Title 40
Chapter IX - CHAPTER IX—FEDERAL PERMITTING IMPROVEMENT STEERING COUNCIL
Part 1900 [§ 1900.1 - § 1900.2] - PART 1900—FEDERAL PERMITTING IMPROVEMENT
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!