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Regulations last checked for updates: Jan 09, 2026
Title 21 - Food and Drugs last revised: Dec 18, 2026
All Titles
Title 21
Chapter I
Part 179 -
Subpart A - Subpart A [Reserved]
Subpart B [§ 179.21 - § 179.43] - Subpart B—Radiation and Radiation Sources
Subpart C [§ 179.45 - § 179.45] - Subpart C—Packaging Materials for Irradiated Foods
authority:
21 U.S.C. 321
,
342
,
343
,
348
,
373
,
374
source:
42 FR 14635, Mar. 15, 1977, unless otherwise noted.
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