In this post, we'll explore examples of proof of US domicile and the documents required to establish proof of domicile. How Can I Prove U.S. Domicile?This guide will clarify what domicile is, how to establish it, and the documentation you need for proof of domicile. I am currently living in the United States but they are requesting proof of US domicile but they're requesting proof of US domicile. You have to submit at NVC, NVC's job is to collect the documents for the consulate and make sure they are complete. Be sure to fill out all sections, as this is a state mandated form. âť‘ A signature is required on both side one and side two of the Residency Questionnaire.