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: Jan 12, 2026
Title 50 - Wildlife and Fisheries last revised: Jan 02, 2026
All Titles
Title 50
Chapter IV
Part 450 - PART 450—GENERAL PROVISIONS
§ 450.01 - Definitions
authority:
Endangered Species Act of 1973,
16 U.S.C. 1531
,
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!