A-1 Foreign Government Officials: Ambassador, Public Minister, Career Diplomat or Consular Officer, or Immediate Family.
A-2 Foreign Government Officials: Other Foreign Government Official or Employee, or Immediate Family.
A-3 Foreign Government Officials: Attendant, Servant, or Personal Employee of A-1 or A-2, or Immediate Family.
B-1 Temporary Visa for Business Travelers and domestic servant.
B-2 Visitors ("tourists"): Temporary Visitor for Pleasure or Medical Treatment.
C-1 Alien in Transit.
C-1/D Combined Transit and Crewman Visa.
C-2 Alien in Transit to United Nations Headquarters District Under Sec. 11.(3), (4), or (5) of the Headquarters Agreement.
C-3 Foreign Government Official, Immediate Family, Attendant, Servant or Personal Employee, in Transit.
C-4 Transit without Visa, see ATP.
D-1 Crewmember departing on same vessel of arrival.
D-2 Crewmember departing by means other than vessel of arrival.
E-1 Treaty Trader, Spouses and Children under the age of twenty-one (21).
E-2 Treaty Investor, Spouses and Children under the age of twenty-one (21).
E-2 Employee Treaty Trader, Spouses and Children under the age of twenty-one (21).
E-3 Special category for Australian nationals who will work in a Specialty Occupation (Profession), Spouses and Children under the age of twenty-one (21). It is called an "Australian H-1B".
EB-5 Green Card for investors of $1 million or $500,000 in a "Pilot Program".
F-1 Academic Student.
F-2 Spouses and Children under the age of twenty-one (21).
G-1 Principal Resident Representative of Recognized Foreign Government to International Organization, Staff, or Immediate Family.
G-2 Other Representative of Recognized Foreign Member Government to International Organization, or Immediate Family.
G-3 Representative of Nonrecognized Nonmember Foreign Government to International Organization, or Immediate Family.
G-4 International Organization Officer or Employee, or Immediate Family.
G-5 Attendant, Servant, or Personal Employee of G-1 through G-4 or Immediate Family.
H-1B1 Professionals who come temporarily to the U.S. to perform a specialty occupation.
H-1B2 Aliens who come temporarily to the U.S. to perform cooperative research and development projects.
H-1B3 Aliens who come temporarily to the U.S. as a fashion model.
H-1C Nurse coming to areas of health professional shortage.
H-2A Aliens who come to the U.S. to perform agricultural labor or services of temporary or seasonal nature.
H-2B Aliens who come to the U.S. not to perform agricultural labor or services but to perform work in temporary nature.
H-2R Special type of H-2B visa which was temporarily provided as a way to bypass the quotas for the H-2B for individuals who had been previously issued H-2B status (enacted in the Emergency Supplemental Appropriations Act for Defense, the Global War on Terror, and Tsunami Relief, 2005, P.L. 109-13, 119 Stat. 231, signed into law by the President on May 11, 2005).
H-3 Aliens who come to the U.S. to participate in a training program.
H-4 Spouses and children under the age of twenty-one (21).
I Representative of Foreign Information Media, Spouses and Child.
J-1 Exchange Visitor.
J-2 Spouses and Children under the age of twenty-one (21).
K-1 Fiance(e) of United States Citizen.
K-2 Minor Child of Fiance(e) of U.S. Citizen.
K-3 Spouses of a U.S. Citizen under LIFE Act.
K-4 Children of K-3 under LIFE Act.
L-1A Intracompany Transferee (Executive, Managerial) Continuing Employment with International Firm or Corporation.
L-1B Intracompany Transferee (Specialized Knowledge Personnel) Continuing Employment with International Firm or Corporation.
L-2 Spouses and Children under the age of twenty-one (21).
M-1 Vocational Student or Other Nonacademic Student.
M-2 Spouses and Children under the age of twenty-one (21).
N-8 Parent of an Alien Classified SK-3 Special Immigrant.
N-9 Children under the age of twenty-one (21) of N-8 or of an SK-1, SK-2, or SK-4 Special Immigrant.
NATO-1 Principal Permanent Representative of Member State to NATO (including any of its Subsidiary Bodies) Resident in the U.S. and Resident Members of Official Staff; Secretary General, Assistant Secretary General, and Executive Secretary of NATO; Other Permanent NATO Officials of Similar Rank, or Immediate Family.
NATO-2 Other Representative of member state to NATO (including any of Subsidiary Bodies) including Representatives, its Advisers and Technical Experts of Delegations, Members of Immediate Art. 3, 4 UST 1796 Family; Dependents of Member of a Force Entering in Accordance with the Provisions Status-of-Forces Agreement or in Accordance with the provisions of the Protocol on the Status of International Military Headquarters; Members of Such a Force if Issued Visas.
NATO-3 Official Clerical Staff Accompanying Representative of Member State to NATO