| Non-Immigrant Visas |
| VISA | DESCRIPTION | COMMENT |
| A | Diplomatic Visa | Issued through diplomatic channels |
| B-1 | Business Visitor | Entry for 30 to 90 days is usual |
| B-2 | Visitor for Pleasure (Tourist) | Entry for 6 months, can be extended for 6 more months |
| C | Transit Visa | Passenger making connecting flight |
| D | Crew Member | Air and ship crews |
| E-1 | Treaty Trader | Must be national or citizen of country having treaty with US |
| E-2 | Treaty Investor | Must be national or citizen of country having treaty with US |
| F-1 | Student | Full time student, school must issue Form I-20, student must show no need to work |
| F-2 | Family of student |  |
| G | Diplomat: International organization | UN and similar organizations |
| H-1A | Registered Nurse | |
| H-1B | Specialty Occupation (Professional) | Authorized to work for petitioner only |
| H-2A | Temporary Agricultural Worker | |
| H-2B | Temporary Worker | For jobs that will last less than one year |
| H-3 | Trainee | For company training programs, not for schools |
| H-4 | Family of H visa holder | |
| I | Journalist | For news media of any type |
| J-1 | Exchange Visitor | Some J visas require holder to live outside the US for 2 years before changing to another visa status |
| J-2 | Family of Exchange Visitor | |
| K | Fiance | Fiance of US citizen only |
| L-1 | Intra-Company Transfer | International executive or specialist |
| L-2 | Family of L-1 | |
| M | Vocational Student | Non-academic student |
| O-1 | Extraordinary Ability | Science, Arts, Business, Athletics |
| O-3 | Family of O-1 visa holder | |
| P-1 | Athlete or Recognized Entertainment Group | |
| P-2 | Artist or Entertainer in Reciprocal Exchange Program | |
| P-3 | Artist or Entertainer in Culturally Unique Program | |
| P-4 | Family of P visa holder | |
| Q-1 | Cultural Exchange Program | |
| R-1 | Religious Occupation | Must be full time religious worker for the two years before applying; |
| R-2 | Family of R-1 | |
| S-1 | Supplier of information in criminal investigation | |
| S-2 | Supplier of information in espionage case | |
| TN | Treaty NAFTA, a visa issued according to the North American Free Trade Agreement | |
| TD | Treaty Dependent (NAFTA), a visa issued to a family member of TN visa holder. | |
