; (II) the parent or legal guardian is legally present in the United States at the time of the placement; (III) the parent or legal guardian has undergone a mandatory biometric criminal history check; (IV) if the nongovernmental sponsor is the biological parent, the parent’s relationship to the alien child has been verified through DNA testing conducted by the Secretary of Health and Human Services; (V) if the nongovernmental sponsor is the adoptive parent, the parent’s relationship to the alien child has been verified with the judicial court that issued the final legal adoption decree by the Secretary of Health and Human Services; and (VI) the Secretary of Health and Human Services has determined that the alien child is not a danger to self, danger to the community, or risk of flight. (ii) Exceptions If the Secretary of Health and Human Services determines that an unaccompanied alien child is a victim of severe forms of trafficking in persons (as defined in section 103 of the Trafficking Victims Protection Act of 2000 ( 22 U.S.C. 7102 )), a special needs child with a disability (as defined in section 3 of the Americans with Disabilities Act of 1990 ( 42 U.S.C. 12102 )), a child who has been a victim of physical or sexual abuse under circumstances that indicate that the child’s health or welfare has been significantly harmed or threatened, or a child with mental health needs that require ongoing assistance from a social welfare agency, the alien child may be placed with a grandparent or adult sibling if the grandparent or adult sibling meets the requirements set out in subclauses (II), (III), and (IV) of clause (i). (iii) Monitoring (I) In general In the case of an alien child who is 17 years of age or younger and is placed with a nongovernmental sponsor under subparagraph (2)(C), such nongovernmental sponsor shall— (aa) enroll in the alternative to detention program of U.S. Immigration and Customs Enforcement