Diagnosis
The service charge key definitions include a tenancy law indicator thatis specified for the business entity. Since the heating system canbelong to more than one business entity (BE no. = 0, that is, it is notspecified), it cannot be assigned uniquely to one particular tenancylaw.
The business entities associated with the heating system, however, canbe identified from the respective settlement units. This enables you todetermine the applicable tenancy law. However, this is not carried outwith dialog programs.