Employment-based Immigration
- EB1: Extraordinary Alien; Outstanding Professors or Researchers; Multinational Managers or Executives
- EB2: Professionals with advanced degree; National Interest Waiver (NIW)
- EB3: Skilled Workers; Professionals; or OtherWorkers
- EB4: Special Immigrants (Religion, etc)
- EB5: Employment Creation (Investment-Based immigration)
Family-based Immigration
- O: Direct family including Spouses, Children and Parents of Citizens
- 1st: Unmarried Sons and Daughters of Citizens
- 2nd: Spouses and Children, and Unmarried Sons and Daughters of Permanent Residents
- A. Spouses and Children
- B. Unmarried Sons and Daughters (21 years of age or older)
- 3rd: Married Sons and Daughters of Citizens
- 4th: Brothers and Sisters of Adult Citizens
