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. There are several types of Affidavit of Support forms (I-864, I-864EZ, I-864W, and I-864A).If you or your loved ones have questions or need assistance with a Fiance Visa, please contact our office today at . An affidavit of support, (USCIS Form I-864), is required for all immediate relatives of US citizens and lawful permanent residents. An Affidavit of Support is U.S. Immigration Form I-864. The purpose of the Affidavit is to assist consular officers in determining whether a visa applicant will have adequate means of financial support in the US. Note: Mistakes in completing the I-864 are a common reason for delays with an immigrant visa application. For consultation please call or or simply fill out the form below and we will contact you. Applicants for a B2 tourist visa should NOT submit the I-864 Affidavit of Support or any other official US document pertaining to their finances.