On March 29, 2016, the BIA issued a decision titled the Matter of Ruzku, 26 I&N Dec. 731 (BIA 2016). The BIA held that if sibling-to-sibling DNA test results reflect a 99.5% degree of certainty or higher that a full sibling biological relationship exists; the evidence should be accepted and considered to be probative.

Inadmissibility and Deportability By Secretary of State Determination
A determination by the Secretary of State that the admission or continued presence of an alien in the United States would or will have adverse foreign policy consequences may render the alien inadmissible or deportable.