The Model Building Code and the state building codes derived from it stipulate that construction products may only be used for the construction, modification and maintenance of structural facilities if their usability for the respective purpose has been proven.
In addition to the regulated construction products, which are included in the Building Rules List A Part 1 and do not deviate from the technical rules published there, or do not deviate significantly, other construction products are distinguished according to the following compilation. Depending on the construction product, proof of usability, proof of conformity and labelling on the product may be required during use (summary from the Model Building Ordinance, MBO 2002, and the Building Rules List):
Source: bauwion