First, K-1 is for the fiancé (e) of a US citizen, and K-2 is for the person who is under 21 years of age and is the unmarried child of an alien eligible to be a K-1. K-3 is for the spouse of a US citizen, and K-4 is for the person who is under 21 years of age and is the unmarried child of an alien eligible to be a K-3.
Second, K-1/2 visa is one entry visa, while K-3/4 is multi-entry visa. The fiancé (e) with K-1 must marry with the US citizen in 3 months after entering US. The K-3 holder can go in and out of US freely without advance parole even during the adjustment period.It is a new nonimmigrant category within the immigration law that allows the spouse or child of a U.S. citizen to be admitted to the United States in a nonimmigrant category. The admission allows the spouse/ fiancé (e) or child to complete processing for permanent residence while in the United States. It also allows those admitted in the new category to have permission for employment while they await processing of their case to permanent resident status.
If you want to stay for more time, you can apply for the renewal of B-1 visa, which can be renewed to 6 months at most once.
According to the length of your activity in US, the visa may usually be admitted for not more than 3 months. For some special cases, it will valid for half a year, but no more than a year.
Ties refer to all kinds of relations that making you live in your mother country or other places, such as they have a residence outside the US, as well as, other strong economic, financial, social, and family ties to their home country, which will insure their return abroad at the end of the visit.
It is important to demonstrate the following points to the consular officer:
1) The purpose of their trip is to enter the US for business, pleasure, or medical treatment;
2) They plan to remain for a specific, temporary period of time; and
3) They have strong ties to their own country.
B-1 visa is available for the following people:
1) An individual traveling to the United States to take part in an exhibition, set up an exhibition booth, display samples, sign contracts, and take orders for merchandise produced in and delivered from the alien’s foreign country;
2) Individuals participating in a voluntary service program which benefits a U.S. local community, who establish that they are a member of, and have a commitment to, a particular recognized religious or nonprofit charitable organization;
3) Individuals who will install, service or repair commercial or industrial equipment or machinery sold by a company in the alien’s foreign country to a buyer in the United States;
4) Individuals traveling to the United States in connection with a speaking engagement;
5) Participants in scientific, educational, professional, or business conventions, conferences or seminars;
6) Individuals who will engage in independent research;
7) Individuals traveling to the United States to survey potential sites for a business and/or to lease premises;
8) Individuls coming for an elective clerkship which affords practical experience and instruction in the various disciplines of medicine under the supervision and direction of faculty physicians at a U.S. medical school's hospital;
9) Individuals temporarily resident in the United States who will be working from home as computer programmers for foreign based companies;
10) Individuals performing missionary work on behalf of a religious denomination, to engage in an evangelical tour and do not plan to take an appointment with any one church you may be eligible, or to preach in the United States for a temporary period;
11) Individuals participating in a voluntary service program which benefits a U.S. local community;
12) An amateur, or group of amateurs performing in a social and/or charitable context, or as a competitor in a talent show or contest;
13) A professional entertainer may be eligible, unless an O visa or P visa is appropriate;
14) An amateur athlete or group of athletes competing in an athletic event for which they will receive no payment, other than incidental expenses;
15) Professional athletes, such as golfers and auto racers, who receive no salary or payment other than prize money for his/her participation in a tournament or sporting event.
The E-2 treaty investor visa is a nonimmigrant visa which allows foreign entrepreneurs from treaty nations to enter into the U.S. and carry out investment and trade activities.
Note: Investment activities include purchase of a new business. The investment must be significantly proportional to the total investment, that is, usually more than half the total value of the enterprise or, if a new business, an amount normally considered necessary to establish the business.
To qualify for E-2 visa:
• You must be the national of the country that has an investor treaty with the U.S. and you are involved in international trade
• You must be serving your company in a capacity that is supervisory or executive in nature or involves skills essential to the operation of the business (key employee); or you are a 50 per cent owner of the company
• Your nationals own at least 50 per cent of the stock of your company i.e. the firm has the nationality of the treaty country
• You are investing or your company has invested substantial amount that is at risk, meaning subject to potential loss if the business does not succeed, in a bona fide enterprise in the U.S.
• The U.S. business will involve in active trade or rendering of services
• You intend to depart at the conclusion of your duties in the U.S.
On E-2 visa, you may:
• Work legally in the company that is the investment vehicle in the U.S.
• Travel freely in and out of the U.S.
• Stay on a prolonged basis with unlimited two year extensions as long as you maintain E-2 qualifications
• Bring your dependents or accompanying relatives and your spouse may also work while in the U.S.
You may stay on a prolonged basis with unlimited five year visa extensions or two year status extensions as long as you maintain E-2 qualifications. There is no limit on the number of extensions you can take.
Yes, you may apply for change of status while on E-2 visa. You must submit Form I-129, Petition for Nonimmigrant Worker, indicating your change of status with appropriate supporting documents.
No, there are no travel restrictions on E-2 visa. You may travel as many number of times as required before the expiry of your E-2 status. The USCIS also does not impose any time limit on your stay abroad.
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