USA is one of two countries in the world that taxes its non-inhabitant citizens on worldwide revenue, in the same way also rates as habitants; another is Eritrea. The America Supreme Court upheld the constitutionality of imposition of such a tax in the case of Cook v. Tait.
Payroll taxes are enforced by the federal and all state governments. These include Social Security and Medicare taxes imposed on both employers and employees, at a combined rate of 15.3% (13.3% for 2011 and 2012). Social Security tax applies only to the first $106,800 of wages in 2009 thru 2011. Nonetheless, advantages are only accrued on the first $106,800 of salary. Employers must withstand earning taxes on salary. An unemployment tax and particular another picks up apply to employers. Payroll taxes have dramatically increased as a part of federal income since the 1950s, while company revenue taxes have fallen as a share of earning. (Company profits have not fallen as a part of GDP).
Treasure taxes are imposed by most local governments or many specific aim authorities refer to the fair market value of treasure. School and another authorities are oftentimes separately governed, or impose separate taxes. Wealth tax is generally enforced only on realty, though several jurisdictions tax some forms of business wealth. Property tax rules also rates differ widely with annual median rates ranging from 0.2% to 1.9% of a property’s value reffering to the state.