Skip to main contentSkip to calculatorSkip to footer
Belastbaar
  • Blog

Cookie Settings

We use cookies to provide essential functionality and analyze usage to improve our Dutch tax calculator. You can customize your preferences or accept all cookies.

  1. Home
  2. Tax Advice
  3. Tax Calendar
Back to advice

Tax Calendar 2025

All important dates and deadlines for your tax return

About this calendar

This calendar shows all important deadlines for Dutch tax filing. Deadlines with a red indicator are approaching soon — take action in time. Click “More info” for official information from the Tax Authority.

Tips for timely filing

1. Gather documents

Start early gathering annual statements, bank statements, and other documents.

2. Plan ahead

Don't wait until the last moment. Start at least 2 weeks before the deadline.

3. Check pre-filled data

The Tax Authority pre-fills much of the data. Always verify this information.

4. Request extension if needed

Can't meet the deadline? Request an extension in time through the Tax Authority.

Want to calculate how much tax you need to pay?

Start Tax ScanView Tax Advice