Rule 18-14-3.7 - Verification Sources-Written EvidenceA. The worker shall use documentary evidence as the primary source of verification of the household's circumstances besides residency and household size.B. Although documentary evidence shall be the primary source of verification," the household cannot be limited to a specific type of document.C. Documentary evidence may be provided in person, through the mail, by fax or other electronic means or through an authorized representative.7 CFR §273.2(f)(4)(i); 7 CFR §273.2(f)(5)