B-1 category: for business visitor

B-2 category: for tourist visa

F-1 category: for aliens who wish to pursue academic studies in the U.S.

F-2 category:  for aliens who are the spouse and the children of F-1 holder.

H-1B category: for professionals with a minimum of bachelor degree. It is suitable and ideal for engineers, nurses, professors, researchers, computer programmers and other professionals.

H-4 category: for spouse and children of  H-1 holder.

J-1 category: for professionals with advanced degree to come to the US to do research as "exchange visitors."

J-2 category: for the spouse and children of J-1 holder.

K-1 category: for the fiancés (or fiancés) of U.S. citizens.

L-1A category: for executive level employees of international companies with both US based office and foreign based office to come to the US to work.

The L-2 category: for the spouse and children of  the L-1 visa holders.

O category: for aliens with extraordinary ability in the sciences, arts, education, business, or athletics.

P category: for alien entertainers and athletes who may not be able to qualify under the extraordinary ability standard for the O category.

TN category: for Canadian and Mexican professionals with at least a bachelor.

 

 

Visa Waiver Pilot Program (VWPP)

Asylum and Withholding of Removal

National Interest Waiver. An NIW application consists of the petition, along with supporting documentation that the beneficiary is an "Advanced Degree Professional" or an "Alien of Exceptional Ability", including Letters of Recommendation.

The candidate must be able to demonstrate that he is seeking work in an area of substantial intrinsic merit to the US, that the benefit from the candidate’s proposed activity will be national in scope, and that such national interest would be adversely affected if a Labor Certification were required for the alien applicant.

An Alien of Extraordinary Ability or EB-1(a) classification applies to aliens who can demonstrate that they "have risen to the very top of their field of endeavor." To establish that he/she is a top member within their respective field, evidence of receipt of an internationally recognized award such as the Nobel Prize or Academy Award is accepted. In the absence of an internationally recognized award, one can establish him/herself as an Alien of Extraordinary Ability by providing other documentation.

EB-1(b). EB-1(b). A First Preference Immigration Petition (EB-1) is an employment-based petition for permanent residence reserved for those who are among the most able and accomplished in their respective fields within the arts, sciences, education, business, or sports.

What is the difference between visa and non-immigrant status?

 

Entry into the United States