Section 410.500 - [Effective until 7/1/2024] Conducting transportation for an unaccompanied alien child in ORR's custody(a) ORR does not transport UACs with adult detainees.(b) When ORR plans to release a UAC from its custody under the family reunification provisions at §§ 410.201 and 410.302 , ORR assists without undue delay in making transportation arrangements. ORR may, in its discretion, provide transportation to UAC.