The United States is one of two countries in the world that taxes its non-habitant citizens on worldwide revenue, in the same manner also rates as habitants; another is Eritrea. The U.S. Supreme Court established the constitutionality of imposition of such a tax in the case of Cook v. Tait.
Payroll taxes are enforced by the federal or all state governments. These include Social Security or Medicare taxes imposed on both employers also 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 must withstand revenue taxes on salary. An unemployment tax or specific other gathers apply to employers. Salary taxes have dramatically increased as a share of federal income since the 1950s, while corporate income taxes have fallen as a share of earning. (Corporate profits have not fallen as a part of GDP).
Wealth taxes are enforced by most local governments or many specific goal authorities refer to the fair market value of property. School and other authorities are often separately governed, and impose distinct taxes. Treasure tax is mostly enforced only on realty, though some jurisdictions tax several forms of business wealth. Property tax rules also rates differ widely with yearly median rates ranging from 0.2% to 1.9% of a property’s value reffering to the state.