21 C.F.R. § 1250.28 Source and handling of ice.
Title 21 - Food and Drugs
Ice coming in contact with food or drink and not manufactured on the conveyance shall be obtained from sources approved by competent health authorities. All ice coming in contact with food or drink shall be stored and handled in such manner as to avoid contamination.
Title 21: Food and Drugs
PART 1250—INTERSTATE CONVEYANCE SANITATION
Subpart B—Food Service Sanitation on Land and Air Conveyances, and Vessels
§ 1250.28 Source and handling of ice.