Affidavit of Support Form. I am providing this affidavit to verify my income as I have no other income documentation available to me.This article will shed light on the specifics of a California affidavit template, a vital tool that can simplify your legal journey. The claimant(s) must fill in the date in paragraph 1 for the applicable assessment year and the county and state where the claims are located. 3. Apply at this Consulate General in person. You will need to download Adobe Acrobat Reader from Adobe's website. Sample of Affidavit of Support helps immigration sponsors understand the process. Required documents​​. 1. National visa application form It opens in new window . I certify that the information given in this letter and the copies of financial proof are complete and true.