Tax Calendar 2026 - BTW & Income Tax Deadlines

Never miss a Dutch or Belgian tax deadline

Interactive tax calendar for self-employed professionals in the Netherlands and Belgium. View all BTW filing dates, income tax deadlines, ICP reporting deadlines, and corporate filings in one place.

Netherlands - quarterly BTW return 2026

Belgium - VAT return for self-employed

Quarterly filers submit via Intervat by the 25th of the month following the quarter (since the 2025 btw-ketting reform). Monthly filers keep the 20-of-the-month deadline. Income tax voorafbetalingen follow the prepayment schedule (April, July, October, December).

Personal reminders

Sync deadlines to Google Calendar or Apple Calendar via an iCal feed. Receive push and email reminders 14, 7, and 1 day before every filing.