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Noorderzijlvest Water Authority logo
Noorderzijlvest Water Authority logo

Taxes

Would you like to view your tax assessment, apply for remission, or object to a tax decision? 

Tax rates for 2026

Water board tax rates have been rising for some time now. Households and businesses will also pay more in 2026. The most frequently asked questions can be found here. 

View tax assessment

Would you like to view your tax assessment or view or change your details? 

Applying for a water board tax waiver

Do you have a low income? Then you may not have to pay any tax, or you may pay less.

Appealing a tax decision

Do you think your water board tax assessment is incorrect? Then you can lodge an objection. 

benefits scandal

Have you encountered financial difficulties due to the benefits scandal and are you unable to pay the tax assessment?

Northern Tax Office

The Northern Tax Office handles water board taxes.

Water board tax

You pay water board tax. Why? How much? Tax rates, applying for remission. 

Why is work on water becoming increasingly expensive?

Tax rates for water-related work are rising throughout the Netherlands. But what exactly is becoming more expensive in terms of water-related work? And why is this becoming so apparent now?

Animation 'work on water is becoming more expensive'

In this short video, we explain why water-related work is becoming increasingly expensive.