It is the first step for US citizens and permanent residents to apply to immigration for their family members to become permanent residents in the United States.
An American citizen can request:
- Husband/wife
- Fathers
- Unmarried children & step-children under 21
- Sons/daughters married or over 21
- Siblings
- Fiancé/fiancé (fiancé) [special visa]
A permanent resident can request:
- Unmarried children & step-children under 21