In the Federal States of the Federal Republic of Germany, different requirements concerning the contents of the state of technology are given for the approval and the execution of scrap yards with regard to its planning, implementation and operation. In the frame of approval procedures and in execution, these different requirements can lead to temporal delays in investment and to distortions of competition. This guideline is aimed to standardize these substantial requirements for the enterprises concerned according to the state of technology and, furthermore, to contribute to the deregulation technology. The guideline applies to operators, planners, facility constructors, responsible authorities as well as third parties in the business domain of the plants and equipment of scrap yards.