Statistics Denmark's compliance with GDPR
In cases where Statistics Denmark discloses data for the purpose of production by others of statistical or scientific surveys of significant importance to society, ministerial order no. 1509 of 18 December 2019 on disclosure of personal data under section 10(1) and (2) of the Danish Data Protection Act also applies.
https://www.dst.dk/en/OmDS/strategi-og-kvalitet/datasikkerhed-i-danmarks-statistik/danmarks-statistiks-efterlevelse-af-gdpr