The U.S sponsor must file a petition to USCIS to apply for O1 visa by filling Form I-129
USCIS validates all documents submitted and if approves the petition, they will issue Form I-797 to the employer which will help the applicant to apply for the visa in their home country.
All applicants must attend an interview at the US Embassy or Consulate in their home country where they are applying. The necessary checks on all documents will be made and interview will be scheduled by NVC
It has resourceful information for people who are planning to return to India
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