美国签证种类大全文档格式.docx

1、ClassificationDescriptionA-1 / A-2Foreign Diplomatic Personnel: Individuals in the U.S. as employees of a foreign government （e.g., ambassador, minister, diplomat, or consular officer）.Dependent of A-1 / A-2 Visa Holder: Immediate family members of foreign government official （NOTE: Dependents also

2、carry A-1 / A-2 status）. May engage in full-time or part-time study. All work （on-campus or off-campus） must be approved by the U.S. Department of State by using Form I-566. An Employment Authorization Document （EAD） card from the INS is required.A-3Employee of Foreign Government Official: Attendant

3、s, servants, or personal employees of foreign government officials.B-1Visitor for Business: Individuals in the U.S. for a short period of time to engage in business activities such as negotiating contracts for overseas employees, consulting with business associates, attending professional conference

4、s, or conducting independent research. Maynotengage in any employment in the U.S., including salaried work or services performed on an independent basis. Incidental part-time study is allowed.B-2Visitor for Tourism: Individuals in the U.S. for travel, tourism, or recreation. No employment is allowed

5、. Reimbursement of expenses is prohibited. Incidental part-time study is allowed. May also enroll in short-term English language courses as long as the course of study is under 18 hours per week （part-time） and of short duration.Prospective Student or Prospective Scholar: Individuals who enter the U

6、.S.indicating a clear intent to study hereorto change to J-1 Exchange Visitor Status. Consulate notation on visa page indicates Prospective status. Individual must apply for a change of status before the expiration date on the I-94. May engage in full-time study. Maywork, including during the time i

7、n which the application for a change of status is pending.Visa WaiverWaiver for Business （VWB） and Tourism （VWT）: Individuals permitted to enter the U.S. without a visa for a stay limited to 90 days. Available only to citizens of countries designated by the U.S. Department of State. No extension or

8、change of status is allowed for this category. Work and study restrictions are the same as B-1/B-2 counterparts.C-1Aliens in Transit: Individuals in transit from one country to another stopping over in the U.S.D-1 / D-2Alien Crewman: Crew members employed on a vessel or aircraft who are in the U.S.

9、on stopovers.E-1Treaty Trader: Individuals in the U.S. to conduct trade under a treaty between their country and the U.S., and key employees of companies trading under such treaty. E-1 dependents may engage in part-time or full-time study. No employment is allowed for dependents.E-2Treaty Investor:

10、Individuals in the U.S. to develop or direct the operations of an enterprise in which they have invested substantial investments. Must be based on a treaty between visa holders country and the U.S. E-2 dependents may engage in part-time or full-time study. No employment is allowed for dependents.F-1

11、Student: Individuals in the U.S. engaging in a full course of academic or language study in an accredited educational programs. For information about employment authorization, read about the F-1 Student Employment Options. For more detailed information about maintaining legal F-1 status within the U

12、.S., go to Maintaining Your Legal F-1 Status.F-2Dependent of F-1 Visa Holder: Spouse and/or children of an F-1 student. Maynotengage in part-time or full-time study. No employment is allowed.G-1Representative of International Organization: Individuals in the U.S. as representatives of an internation

13、al organization （e.g., the United Nations） and their dependents. Dependents may engage in part-time or full-time study. All work （on-campus or off-campus） for dependents must first be approved by the U.S. Department of State using Form I-566. An Employment Authorization Document （EAD） card from INS

14、is required.G-2G-3G-4G-5Personal Employee of G-1, G-2, G-3, or G-4 Visa Holder: May engage in part-time study.H-1ARegistered Nurse: Individuals in the U.S. to perform professional nursing services for a specific employer for a fixed period of time. May engage in part-time study while maintaining H visa status.H-1BTemporary Worker in a Specialty Occupation: Individuals in the U.S. to perform professional services in a specific position for a fixed period of time. Employment authorization is granted for an initial period of up to 3 years. Extension