audit by the Immigration Service or Labor Department, the employer must show that the worker is in valid status. An employer must complete the Form I-9 for employees in TN visa status, as with all other employees. Recognized TN professionals The following professions qualify for the TN visa. They are covered by Annex 16-A Appendix 2 of the USMCA (previously appendix 1603.D.1 of the North American Free Trade Agreement), and in . See also E-3 visa (an arrangement for Australians to work in the U.S.) United States Permanent Resident Card United States citizenship Notes References External links U.S. Department of State, Visas for Mexican and Canadian NAFTA Professional Workers U.S. Citizenship and Immigration Services, TN NAFTA Professionals U.S. Customs and Border Protection, Nonimmigrant Trade NAFTA Professional (TN) Bureau of Consular Affairs, U.S. Department of State, Visas for Canadian and Mexican NAFTA Professional Workers U.S. I-94 Admission Online Number Retrieval TN VISAS: Professionals under NAFTA United States visas by type Visa policy of the United States Canada–United States relations Mexico–United States relations North American Free Trade Agreement