US is one of two countries in the world that taxes its non-habitant citizens on worldwide revenue, in the same method also rates as inhabitants; another is Eritrea. The U.S. Supreme Court established the constitutionality of imposition of such a tax in the case of Cook v. Tait.
Wages taxes are imposed by the federal and all state governments. These include Social Security and Medicare taxes enforced on both employers also employees, at a conjointed rate of 15.3% (13.3% for 2011 and 2012). Social Security tax applies only to the first $106,800 of wages in 2009 through 2011. Nevertheless, advantages are only increased on the first $106,800 of salary. Employers should withstand income taxes on wages. An unemployment tax or certain other picks up apply to employers. Wage taxes have dramatically raised as a part of federal revenue since the 1950s, while corporate revenue taxes have fallen as a share of income. (Venture profits have not fallen as a share of GDP).
Treasure taxes are imposed by most local governments and many special goal authorities based on the fair market value of wealth. School and other authorities are often separately governed, or impose separate taxes. Property tax is usually imposed only on realty, though several jurisdictions tax some forms of business property. Property tax rules and rates diverge widely with annual median rates ranging from 0.2% to 1.9% of a wealth’s value reffering to the state.