An affidavit of support, (USCIS Form I-864), is required for all immediate relatives of US citizens and lawful permanent residents. Much confusion surrounds the need to submit I751 affidavits and how to write them.We explain and provide an I-751 affidavit sample. This page contains filing locations, checklists and other resources to help you understand our forms and filing requirements. I am providing this affidavit to verify my income as I have no other income documentation available to me. Most forms listed below are in Adobe PDF format. Download the latest version of the free Adobe Reader program here. It is against the law for notaries public to provide immigration advice-even filling out forms or applications. Consular and USCIS agents consider in determining whether a noncitizen is likely to become a public charge. 1 San Diego County v.