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What is the WOZ value — and why is it often too high?

DIRECT ANSWER

The WOZ value drives your OZB, eigenwoningforfait and waterschap tax. Set too high? Object within 6 weeks — free, often successful.

Reviewed by FFCheck-redactie · Last reviewed 2026-05-28

The WOZ value (Property Valuation Act) is a market value of your property set by your municipality as of January 1 of the prior year. It drives:

  1. OZB (municipal property tax),
  2. eigenwoningforfait in box 1 of income tax,
  3. water-board tax,
  4. wealth tax in box 3 (indirectly via WEV). Over-valuation is commonmunicipalities use mass-appraisal models that miss individual factors (deferred maintenance, noisy location, unfavourable orientation). Objection within 6 weeks of WOZ decision date stamp — usually issued in February/March. Substantiation: comparable nearby sale prices (land registry), appraisal report, photos of defects. Success rate: 40-60% on well-founded objections, average reduction €15,000-€40,000 = €100-300 less OZB + lower income tax.

Related

WOZ value set too highObject within 6 weeks of date stamp. Substantiate with neighbouring sale prices + defect photos. Free, success rate 40-60%.WOZ objection letter Formal objection with comparable-property substantiation + hearing request. Wet WOZ + Awb. Send-ready PDF for €19.What is an objection letterA bezwaarschrift is your formal objection against a tax assessment. 6-week window, free, right to hearing. We explain procedure and odds.

Sources

Updated: 2026-05-28

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