My bother is U.S. citizen
and he is applying for U.S. immigration for me. My brother and I are
related through a step-father. What kind of additional documents we
should submit to USCIS for our sibling relationship?
For brother/sister relationship through adoption, step parents or
paternal half-siblings, the additional documentation for U.S.
immigration or Green Card application should include:
1) If you and your sibling
are related through adoption, you should submit a copy of the adoption
decree showing that the adoption took place, before you or your sibling
became 16 years old.
2) If you and your sibling
are related through a step-parent, you should submit copies of
documents showing that any prior marriage of the natural parent and/or
step-parent were legally terminated, and a copy of the marriage
certificate of the step-parent to the natural parent.
3) If you and your sibling
have a biological father but different mothers (you are paternal
half-siblings), you should submit submit: copies of the marriage
certificates of the father to each mother, and copies of documents
showing that any prior marriages of either your father or mothers were
If your name or your sibling’s name has changed, please
include proof of the legal name change, such as marriage certificate,
divorce decree, adoption decree, court judgment of name change.