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. United States visa regulations require all F and J visa holders to provide certified evidence (Affidavit of Support) of adequate funds to meet tuition.All admitted international students must complete the DCF, even those not pursuing sponsorship from UIC. Individuals immigrating through most family-based, and some employment-based,1 visa petitions are required to submit an Affidavit of Support on. By signing this Affidavit of Support, I certify that the information provided on this document is accurate, complete, and true. In order to fill out an affidavit of support as a sponsor, you must be a U.S. citizen or green card holder. Completing and signing Form I-864 makes you the sponsor. Submit a completed Affidavit of Support form. Sponsors who are US citizens and permanent residents should complete the USCIS Form I-134 Affidavit of Support. The person who is petitioning on behalf of the immigrant visitor fills out Form I-134.