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 27, 2025
Title 21 - Food and Drugs last revised: Jul 17, 2025
All Titles
Title 21
Chapter I
Part 556
Subpart A - Subpart A—General Provisions
§ 556.1 - Scope.
§ 556.3 - Definitions.
§ 556.5 - General considerations.
authority:
21 U.S.C. 342
,
360b
,
371
source:
84 FR 32993, July 11, 2019, unless otherwise noted.
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!