For housing corporations
NEN 2580, WWS and BAG for your portfolio
Understand how the NEN 2580 standard, the housing valuation system and BAG data are connected — and what this means for the value of your housing portfolio.
NEN 2580 measurement reports
A proper measurement report according to the Bonstaete measurement instruction is the basis for correct rental prices. Learn what to look out for when having your properties measured.
WWS and the Affordable Rent Act
The housing valuation system determines the maximum rental price. Use our free calculator to see whether your properties fall in the free or regulated segment.
Verify BAG surface data
BAG data contains incorrect surface areas for 30-40% of properties. Check the registered data and learn how to submit a correction request to the municipality.
Why is this relevant for housing corporations?
The Affordable Rent Act requires correct surface calculations for rental price determination
Errors in BAG data can lead to incorrect WWS points and rent disputes
At the Rent Tribunal, an up-to-date measurement report is often decisive
Transformation projects require new NEN 2580 measurements for the correct VVO
Portfolio optimization starts with reliable surface area data
The energy label and surface area together determine the rental segment
Try our free tools
Calculate the WWS points of your properties directly or check the BAG surface area.