This standard specifies the requirements for the construction and operation of dispense systems for draught beverages, in order to prevent a reduction in the quality of beer while the dispensing process, which is set by the brewery. It applies to all components of stationary and non-stationary dispense systems for draught beverages as well as to all associated cooling facilities for draft beer. This standard applies to the dispensing of beer and beer mixtures with dispense systems for draught beverages according to DIN 6650 standard series. The standard does not apply to the dispensing of keg soda.