To bring your relative spouse, child or parent to the United States, you must file an I-130 relative visa petition with the appropriate organization. .
There are two basic categories of relative visas:
Immediate category:
Visas are immediately available (subject to processing times) for immediate relatives of United States citizens. These include:
Preference categories:
Preference category visas are issued on a quota basis. That means it could take five to ten years for the visa quota number to become available.