Enter your income, then click Calculate.
Result
| Item | Amount |
|---|
What it does, and what it leaves to you
- Covers: the three Box 1 brackets (35.75%, 37.56%, 49.50%), zelfstandigenaftrek, startersaftrek, MKB-winstvrijstelling, algemene heffingskorting, arbeidskorting, the Zvw contribution, and flags for the voorlopige aanslag and BTW.
- Not decided: other income, a fiscal partner, the fiscale oudedagsreserve, pension contributions, mortgage interest, box 3, BTW amounts, AOW-age rates, non-residents, and whether you qualify as an entrepreneur for tax. The Belastingdienst or your accountant decide these.
Common questions
How much of my ZZP income should I set aside for tax in the Netherlands?
Often 20% to 30% of profit once you add income tax and the Zvw contribution, but it depends on your profit, the zelfstandigenaftrek and the heffingskortingen. Enter your turnover and expenses here for a number built from the 2026 rates.
What is the zelfstandigenaftrek in 2026?
A deduction from profit for entrepreneurs who meet the 1,225-hour test. It is €1,200 in 2026 (it was €2,470 in 2025) and is scheduled to fall further in 2027.
What is the MKB-winstvrijstelling?
An exemption of 12.7% of the profit left after the entrepreneur deductions, which is not taxed in Box 1.
What is the Zvw bijdrage for self-employed people?
An income-related contribution to the health insurance system, 4.85% of taxable profit up to a ceiling of about €79,412 in 2026, set by the Belastingdienst in your assessment.
Is my data uploaded anywhere?
No. Everything is calculated in your browser and nothing is sent.