Income tax in the United States These treaties reduce the chance of double taxation by allowing each country to fully tax its citizens and residents and reducing the amount the other country can tax them. Generally the treaties provide for reduced rates of tax on investment income and limits as to which business income can be taxed. The treaties each define which taxpayers can benefit from the treaty. The United States social insurance system is funded by a tax similar to an income tax. Social Security tax of 6.2% is imposed on wages paid to employees. The tax is imposed on both the employer and the
Income tax in the Netherlands employed and self-employed people there is an employment rebate. The wage withholding tax is a deduction of wages, social security benefits and pensions, as an advance payment for the income tax, paid through the employer, etc. See also . From 2006 there is a new national health insurance scheme ("zorgverzekering(swet)", "Zvw" ). The premium is partly income-dependent and paid as a tax supplement. It applies for the "contribution income" ("bijdrage-inkomen" ), which is part of box 1, including labor income, social security benefits, pensions, and life annuities (it does not include the "owner-occupied dwelling income"). It is withheld if the