First of all I864 is not necessary with the I130. What supporting documents are needed for various types of relative petitionsare detailed in the I130 instructions. For example for a mother your birthcertificate. For a father you need your birth certificate and your parentsmarriage certificate. For a child you need their marriage certificate. For aspouse you need the marriage certificate evidence of bona fide marriageG325A for each of you and a photo for each of you. For all types you needproof of your U.S. citizenship or permanent residency.