The Netherlands now stipulates legal technical requirements one must adhere to in order to obtain building permits.
Among the Netherlands’ sustainability goals, one is to reach a circular building economy by 2050. When applying for a building permit in the Netherlands, one has to supply proof that the building will meet legal technical requirements. Some are related to the environmental performances of the buildings: a specific assessment has to be made, which, at the end, gives a single-score indicator. This indicator should meet the evolving country’s requirement (<1 in 2018, <0,8 in 2021, <0,5 in 2030, approximately, steps to be confirmed).