USCIS Policy Memo: DNA Evidence of Sibling Relationships

October 17, 2014 PM-602-0106

DNA Evidence of Sibling Relationships for Service Centers, Domestic and International Field Offices

"This policy memorandum (PM) articulates USCIS policy on acceptance of DNA evidence in support of sibling relationships. This PM revises Adjudicator’s Field Manual (AFM) Chapter21.9(c); AFM Update AD14-02."