During warmer months, heat from warm air is transferred to the heat exchanger and into the fluid. As it moves through the pipes, the heat is dispersed to the rocks, soil, and groundwater. The pump is reversed during the colder months. Heat energy stored in the relatively warm ground raises the temperature of the fluid. The fluid then transfers this energy to the heat pump, which warms the air inside the building.
While individual states generally govern how long medical records are to be retained â HIPAA. rules require a Medicare Fee-For-Service provider to retain required documentation for six. years from the date of its creation or the date when it last was in effect, whichever is later.
What Records Must You Keep? FMLA recordkeeping requirements can be found in a single regulation, 29 C.F.R. Â§ 825.500. That regulation requires employers to keep and preserve records in accordance with the recordkeeping requirements of the Fair Labor Standards Act (FLSA). Records must be retained for no less than three years.