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: Jul 29, 2025
Title 50 - Wildlife and Fisheries last revised: Jul 25, 2025
All Titles
Title 50
Chapter IV
Part 424 - PART 424—LISTING ENDANGERED AND THREATENED SPECIES AND DESIGNATING CRITICAL HABITAT
Subpart A [§ 424.01 - § 424.03] - Subpart A—General Provisions
Subpart B [§ 424.10 - § 424.21] - Subpart B—Revision of the Lists
authority:
16 U.S.C. 1531
source:
49 FR 38908, Oct. 1, 1984, unless otherwise noted.
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!