- All Dutch norms (NEN, NPR, NTA, NVN)
- All, in the Netherlands, accepted European and international norms (NEN-EN, NEN-EN-ISO, NEN-ISO, NEN-EN-IEC en NEN-IEC)
NB: since June 11 2025, downloading of norms is nog longer included in our license. The norms can be consulted online. With 'Redlining' you can compare old and new standards and identify the differences.