Family Fourth Preference
Visa
A category of family immigration (F4) for brothers and sisters of U.S. citizens and their spouses and children. The American citizen must be 21 years of age or older before he/she can file the petition. Before 1992, this was known as fifth preference (P-5). Visit our Family Based Immigration webpage for more info.
- — Visa Process Glossary retrieved 2014-05-30