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. In order to fill out an affidavit of support as a sponsor, you must be a U.S. citizen or green card holder.The "Affidavit of Support" is a signed document to accept financial responsibility for a family member who is seeking a green card. Use the HHS Poverty Guidelines to complete Form I-864, Affidavit of Support Under Section 213A of the INA. 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. You may also need to submit Form I-134 Affidavit of Support. Form I134 is used to document the personal finances of a sponsor who lives in the United States. Visa application form. If you are a current international student in active F-1 status, you do not need to pay the SEVIS fee again for a visa renewal.