Enough conveniently located hot food storage facilities are to be provided and used to maintain potentially hazardous food at the required temperature during storage. Each potentially hazardous food storage facility is to have a numerically scaled indicating thermometer, accurate to plus or minus 2° F (1.1° C), available and used to measure the temperature of food stored in the facility or installed to measure the air temperature in the coldest part of the facility.
N.Y. Comp. Codes R. & Regs. Tit. 10 §§ 14-4.52