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. The "Affidavit of Support" is a signed document to accept financial responsibility for a family member who is seeking a green card.Completing and signing Form I-864 makes you the sponsor. Form I864, Affidavit of Support, needs to be filed DHS if you are a U.S. citizen or LPR planning to sponsor a spouse or family member. By signing the Form I864, the sponsor is agreeing to use his or her resources to support the intending immigrant(s). What is Adjustment of Status? This form is required in most familybased green card applications, including CR1 and IR1 spouse visas and some employmentbased green card applications. In order to fill out an affidavit of support as a sponsor, you must be a U.S. citizen or green card holder. Security deposits in cases of fire, flood, foreclosure, domestic violence, or eviction. Ask the parents to complete paternity related forms if paternity has not been established for the child(ren).