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: May 14, 2025
Title 21 - Food and Drugs last revised: May 12, 2025
All Titles
Title 21
Chapter I
Part 558
Subpart A - Subpart A—General Provisions
§ 558.3 - Definitions and general considerations applicable to this part.
§ 558.4 - Requirement of a medicated feed mill license.
§ 558.5 - Requirements for liquid medicated feed.
§ 558.6 - Veterinary feed directive drugs.
authority:
21 U.S.C. 354
,
360b
,
360ccc
,
360ccc
-1,
371
source:
40 FR 13959, Mar. 27, 1975, unless otherwise noted.
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!