To prohibit the release or transfer of an individual detained at Naval Station, Guantanamo Bay, Cuba, into or to the custody of any country or region that is recognized by the Department of State or the Department of Defense as a haven for terrorist activity or that has been classified as a state sponsor of terrorism.

Prevent Terrorists from Reuniting with Terrorist Cells Act - Prohibits the transfer or repatriation for release or detention of any individual detained at Naval Station, Guantanamo Bay, Cuba, to a nation or region that is recognized by the Department of State or the Department of Defense (DOD) as a haven for terrorist activity or that has been classified as a state sponsor of terrorism.