請問什麽是Petitioner documents??移民去美國,要交幾種文件,其中一個Petitioner documents:
Petitioner Documents
Applicants in the following visa categories are required to provide 1) an original or certified copy of their Petitioner’s birth certificate and 2) original or certified copy of their Petitioner’s marriage certificate from the Petitioner’s current and all previous marriages.
Parent of a U.S. Citizen who is at least 21 years old (IR-5)
Brothers and sisters of United States citizens (F4)