This general explanation may not be sufficient to meet your specific situation. For more information, refer to IRS publication 519, the US Tax guide for aliens. An agreement between the United States and another country to determine how the country's nationals will be taxed when temporarily in the United States. A treaty can confer certain tax benefits. A note of caution, however.
Tax treaties are very specific.
Not all residents of a tax treaty country will qualify for tax benefits, and all treaties are slightly different. For more information, refer to IRS publication 901, US Tax Treaties. Amounts are deducted by the employer and paid directly to the U.S. Treasury on the individual's behalf. The last day on which nonresident students and their dependents who have no wage income from U.S. sources may file their U.S. federal income tax returns. Essential for individuals from nations having tax treaties with the United States.