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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
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Title 21
Chapter I
Part 179
Subpart B - Subpart B—Radiation and Radiation Sources
§ 179.21 - Sources of radiation used for inspection of food, for inspection of packaged food, and for controlling food processing.
§ 179.25 - General provisions for food irradiation.
§ 179.26 - Ionizing radiation for the treatment of food.
§ 179.30 - Radiofrequency radiation for the heating of food, including microwave frequencies.
§ 179.39 - Ultraviolet radiation for the processing and treatment of food.
§ 179.41 - Pulsed light for the treatment of food.
§ 179.43 - Carbon dioxide laser for etching food.
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