A non-citizen can also potentially obtain permanent residency through employment-based petitions, which can be divided into five categories:
EB-1 Extraordinary Ability “First Preference”
This category consists of priority workers, which include: Non-citizens with extraordinary ability in the sciences, arts, education, business, or athletics; outstanding professors and researchers; or certain multinational managers and executives.
EB-2 Exceptional Ability “Second Preference”
This category consists of non-citizens who are members of professions holding advanced degrees or who have exceptional ability, including requests for national interest waivers.
EB-3 Employment-Based “Third Preference”
This category consists of individuals who are skilled workers, professionals, or other workers.
EB-4 Employment-Based “Fourth Preference”
This category is reserved for non-citizens who are considered special immigrants, which include Special Immigrant Juveniles and religious workers, among others.
EB-5 Immigrant Investors “Fifth Preference”
This category consists of noncitizens who have invested or are actively in the process of investing either $1 million or $500,000 in targeted employment areas in a new commercial enterprise that will benefit the U.S. economy and create at least 10 full-time positions for qualifying employees