Income tax in the United States increase complexity, irrespective of the system's flatness or lack thereof. Income tax is also levied by most U.S. states and many localities on individuals, corporations, estates, and trusts. These taxes are in addition to federal income tax and are deductible for federal tax purposes. State and local income tax rates vary from 1% to 16% of taxable income. Some state and local income tax rates are flat (single rate) and some are graduated. State and local definitions of what income is taxable vary highly. Some states incorporate the federal definitions by reference. Taxable income is defined separately and differently for
Income tax in the Netherlands wage withholding tax applies. The rate is 7.1% for e.g. wages and 5% for e.g. life annuities, coming on top of the tax percentages mentioned above. The total income for which these rates apply is limited to ca. 50,000 euro. There is a flat tax of 25% on income from a substantial business interest, usually meaning a (direct or indirect) shareholding of at least 5% in a private limited company ("BV" ). If the fiscal partner of the taxpayer or a blood relative (first vertical kin) holds a substantial interest in a company, the shares of the taxpayer constitute a