umlagefähig
Umlagefähig describes costs that a landlord may pass on to tenants as operating costs in a rental property. It is a key concept in German tenancy law and distinguishes between costs that may be charged to tenants (as Nebenkosten) and those that must be borne by the landlord.
Legal basis for umlagefähigkeit rests mainly on the German Civil Code (BGB) § 556 and the Betriebskostenverordnung
Typical umlagefähige Betriebskosten include expenses for heating and hot water, water supply and sewer, waste disposal,
Practical considerations include the tenant’s right to review the cost calculation, and potential disputes over accuracy