Who needs to submit a photocopy of their passport?
The applicant and each family member accompanying the applicant must submit a photocopy of the biographic data page from their respective valid passport.

What should I send to the NVC?
Send a photocopy of your (and any family members’) biographic data page fromvalid passports. This is the page that shows your name, and your date and place of birth.

Note:  Do NOT send passports to the NVC. Send only photocopies of the biographic data pages.