Forms › Form N-600
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Form N-600, Application for Certificate of Citizenship, is filed with USCIS by a person who is already a U.S. citizen, either at birth abroad or automatically through a parent, to request an official certificate proving that citizenship.
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People who are already U.S. citizens, either because they were born abroad to a U.S. citizen parent or who became citizens automatically through a parent, use Form N-600 to request a Certificate of Citizenship as proof. It does not grant citizenship; it documents citizenship you already hold. A parent or legal guardian can file on behalf of a child under 18.
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Yes. This is the official, current Form N-600 published by the U.S. government, which is public domain. You fill the genuine document.