Documentation of statistics: Engineering Activities and Related Technical Consultancy
All enterprises within the population are required to submit to the statistics and the submitted turnover is subject to adjustments against the turnover from Accounts Statistics for Non-Agricultural private sector, which consists of a large sample, administrative sources and XBRL reports from the Danish Business Authority.
https://www.dst.dk/en/Statistik/dokumentation/documentationofstatistics/engineering-activities-and-related-technical-consultancy
Documentation of statistics