Use this form to show they have adequate means of financial support and are not likely to rely on the US government for financial support. This video will help you to fill out I-864 For Joint Sponsor.You, the sponsor (petitioner), and the joint sponsor must complete Form I-864. See tips for completing Form I-864. 30 The joint sponsor must sign a separate Affidavit of Support, Form I-864. But we are aware of no jurisdiction in the United States where agencies are actively pursuing I864 Sponsors of any designation. Albeit that it is unlikely the intending immigrant will take legal action to recover support from a Joint Sponsor, the magnitude of those claims is substantial. This person can be a friend or family member. USCIS also does not require the joint sponsor to live at the same address. You're writing a long input, which may result in a "no match" result.