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Buildings processed in accordance to PBL §93 mainly use the date when the starting permit is given as the date for building work started. For other buildings the main rule is that the building is considered started when the work with piles, the laying of the foundation or founding of footing is started. From 2000 the starting date used is the data when starting permission is given.
Division for construction and service
Until 1999 all buildings was considered started when the work with piles, the laying of the foundation or founding of footing was started.