TN visa stratus includes aliens working in listed professions without regard to the source of remuneration. Duration is for 1 year with 1 year extension. Qualified professions and occupations include research and design, manufacturers and production, marketing, sales, distribution, often sales service, and general service. NAFTA (North American Free Trade Agreement) includes Canada and Mexico. Mexicans face more difficult requirements than Canadians who want TN visas.

1. 8 USC §1184(e). [INA § 214(e)]