Much harder application process for Mexicans. Spouse and children of TNs are granted TD status, which allows for full-time study but does not allow for employment. For the Extraordinary Ability category, the individual must be of international renown. An Outstanding Professor or Researcher must have documentable professional distinction and at least three years experience. No labor certification or prevailing wage required.
Process requires extensive time, effort, and documentation.
For college and university teaching, a doctoral degree is required as well as labor certification indicating that the applicant is the best qualified for the position. For researchers, labor certification is required showing that the applicant is the only applicant minimally qualified for the position. Labor certification is required and can be a lengthy process. Process requires extensive time, effort, and documentation.