Find out if you are eligible for an I-130
U.S. Citizens: Can file for their spouse, unmarried children under 21, unmarried children 21 or older, married children of any age, siblings (if the petitioner is 21 or older), and parents (if the petitioner is 21 or older).
Lawful Permanent Residents (Green Card Holders): Can file for their spouse, unmarried children under 21, and unmarried children 21 or older.