Must be a U.S. citizen or lawful permanent resident (green card holder)
Must have income at or above 125% of the Federal Poverty Guidelines for your household size including the immigrant(s)
Must maintain your principal residence in the United States or a U.S. territory
Must be at least 18 years of age to legally sign the affidavit
In most cases, must be the person who filed the immigrant petition for the intending immigrant