US is one of two states in the world that taxes its non-inhabitant citizens on worldwide revenue, in the same manner or rates as inhabitants; another is Eritrea. The U.S.A. Supreme Court established the constitutionality of imposition of like a tax in the case of Cook v. Tait.
Wages taxes are enforced by the federal also all state governments. These inclusive Social Security or Medicare taxes enforced on both employers or employees, at a combined rate of 15.3% (13.3% for 2011 or 2012). Social Security tax applies only to the 1st $106,800 of wages in 2009 thru 2011. However, advantages are only accrued on the first $106,800 of salary. Employers should restrained revenue taxes on wages. An unemployment tax and particular other collects apply to employers. Payroll taxes have dramatically increased as a share of federal income since the 1950s, while company income taxes have fallen as a part of income. (Company profits have not fallen as a share of GDP).
Wealth taxes are imposed by most local governments or many particural objective authorities refer to the fair market value of wealth. School also other authorities are often separately governed, and impose separate taxes. Treasure tax is usually imposed only on realty, though some jurisdictions tax some forms of business property. Wealth tax rules or rates differ widely with annual median rates ranging from 0.2% to 1.9% of a treasure’s value depending on the state.