What heating and cooling policy must Federal agencies follow in Federal facilities?

§ 102–74.185 What heating and cooling policy must Federal agencies follow in Federal facilities? Within the limitations of the building systems, Federal agencies must— (a) Operate heating and cooling systems in the most overall energy efficient and economical manner; (b) Maintain temperatures to maximize customer satisfaction by conforming to local commercial equivalent temperature levels and operating practices; (c) Set heating temperatures no higher than 55 degrees Fahrenheit during non-working hours; (d) Not provide air-conditioning during non-working hours, except as necessary to return space temperatures to a suitable level for the beginning of working hours; (e) Not permit reheating, humidification and simultaneous heating and cooling; and (f) Operate building systems as necessary during extreme weather conditions to protect the physical condition of the building.