I am a U.S. citizen, can I apply for U.S. immigration for my step-brothers or step-sisters?
legal definition of sibling includes step-brothers and step-sisters, if
you were both 18 or under when your parents married, and your parents
remained married. It also includes adopted siblings, if you both
were under age 16 when adopted and meet other legal conditions for
a valid adoption.
Your brother or sister will
not receive the right to immigrate to the U.S. immediately, your
siblings may wait a long time for the right to apply for U.S. permanent
residence. In many instances, depending on the country they are from,
it may take 10 years.
The first step in getting
permanent residence in the U.S. for your sibling is to file a visa
petition on Form I-130. If your sibling is living abroad, he or she
will have to wait until the I-130 is approved, and his or her
“priority date” becomes current before starting the green