Introduction to the Dutch Box System
The Dutch tax system categorizes different types of income and assets into three separate "boxes." This compartmentalization allows for specific tax treatment for various income sources. The idea is to apply the most appropriate tax rates and deductions to each type of income, preventing double taxation and simplifying the overall assessment. You generally only pay income tax on the income allocated to these three boxes.
Quick Tip!
Your 30% ruling status can significantly impact your tax obligations, especially concerning Box 3. Always clarify your specific situation with a tax advisor.
Box 1: Taxable Income from Work and Home Ownership
Box 1 is arguably the most common and extensive box for most taxpayers, including expats. It covers income from current and former employment, profit from an enterprise, and income relating to your owner-occupied home.
- Income from Employment: Your salary, wages, bonuses, and other benefits from employment. This income is taxed at progressive rates (tax brackets). Social security contributions are also deducted here.
- Profit from an Enterprise: Income derived from self-employment or a business (e.g., as a freelancer, sole proprietor).
- Owner-Occupied Home: If you own your home in the Netherlands and it's your main residence, a fictitious income called the `eigenwoningforfait` (imputed rental value) is added to your Box 1 income. However, you can deduct mortgage interest payments, which usually offsets or exceeds this imputed income.
- Certain Benefits and Pensions: Income from unemployment benefits, sickness benefits, and state pensions (`AOW`) are also taxed in Box 1.
Box 2: Taxable Income from Substantial Interest
Box 2 applies if you own a "substantial interest" in a company. This typically means you (alone or with a partner) own 5% or more of the shares, options, or profit rights in a private limited company (`BV`) or similar entity.
- Income Included: Dividends received from the company, and capital gains realized from selling shares if you have a substantial interest.
- 2026 Rates: Box 2 has two bands: 24.5% on the first €68,843 of taxable Box 2 income and 31% on the excess. It is not a single flat-rate tax.
- For Expats: This box is relevant for expats who own their own Dutch company (e.g., as a DGA - Director Major Shareholder) or have significant shareholdings in Dutch entities.
Box 3: Taxable Income from Savings and Investments
Box 3 covers your worldwide assets, including savings, investments (stocks, bonds, investment properties not your main residence), and other assets that are not taxed in Box 1 or Box 2. Liabilities (debts) can be deducted from these assets above a certain threshold.
- Deemed and Actual Return: The standard calculation uses deemed returns for different asset categories. Actual-return relief also exists. You can report actual return in the 2025 tax return; the Belastingdienst compares both calculations and uses the more favourable result. Earlier years use a separate recovery procedure. The Box 3 tax rate is 36% in 2026, applied to calculated income, not 36% of your assets.
- Tax-Free Threshold: There is a tax-free allowance (`heffingsvrij vermogen`) in Box 3 below which you pay no tax on your assets.
- For Expats: Partial non-resident status was abolished from tax year 2025. Qualifying employees who used the Expat Scheme before 2024 can still elect it through their 2026 tax return under transitional rules. Only while that election applies are Box 2 and Box 3 assessed on a non-resident basis; a 30% ruling is no longer a general exemption from tax on investments.
| Box | Income/Assets Included | Taxation Method | Relevance for Expats |
|---|---|---|---|
| Box 1 | Salary, freelance income, owner-occupied home. | Progressive rates (tax brackets). | Applies to most employed and self-employed expats. |
| Box 2 | Substantial interest (5%+ shares in a company). | Two bands: 24.5% and 31% in 2026. | Relevant for expat business owners. |
| Box 3 | Savings, investments, second properties (worldwide). | Deemed-return calculation, with actual-return relief where applicable. | Partial non-resident treatment only for qualifying transitional cases through tax year 2026. |
Official Sources
Box 2/3 rules and Expat Scheme transition checked on 27 September 2026:
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