[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR1250.27] [Page 704] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 1250_INTERSTATE CONVEYANCE SANITATION--Table of Contents Subpart B_Food Service Sanitation on Land and Air Conveyances, and Vessels Sec. 1250.27 Storage of perishables. All perishable food or drink shall be kept at or below 50 [deg]F, except when being prepared or kept hot for serving.