International Tax OfficeHome / International Tax Office The International Tax Office is responsible for ensuring the University complies with U.S. tax and immigration law when making payments to or on behalf of its foreign visitors, vendors and in some instances, payments for services outside the U.S. Contact Us Schedule an Appointment Videos & Training Materials Taxes for Nonresidents Independent Personal Services Travel Reimbursements Scholarships and Fellowships Unrelated Business Income Retail Sales and Use Tax Hire a Foreign National