The EB-1A: Alien of Extraordinary Ability is the first of three types of employment-based, first-preference immigrant visa classifications. Requests for consideration are made by submitting an I-140 Immigrant Petition to US Citizenship and Immigration Services (USCIS). To qualify, the alien must have either earned a one-time major award in their field or they must meet at least three lesser criteria USCIS uses to establish Extraordinary Ability. In all cases, USCIS must be convinced that the alien will substantially benefit the United States in the future.

The EB-1C: Multinational Manager or Executive is the third of three (3) types of employment-based, first-preference Immigrant Visa classifications. To qualify, the alien must have gained at least one (1) full year of managerial or executive experience with a parent, subsidiary or affiliate of the US employer outside the US and have a job offer for a managerial or executive position.