^"Inmate 99-B-0067". New York State Department of Correctional Services. Saturday January 16, 1999. Retrieved on September 2, 2010."Monroe County Sheriff's Department officers transported Mateo at 4:45 a.m. today to the maximum-security Clinton Correctional Facility in Dannemora in Clinton County, location of the Unit for Condemned Prisoners (UCP) who are male[...] The UCP at Clinton has been physically operable for use since August 31, 1995, the day before the death penalty law took effect, as has a similar three-cell UCP for females at Bedford Hills Correctional Facility in Westchester County plus the single-cell death house at Green Haven Correctional Facility in Stormville in Dutchess County. Neither of the two latter units will be staffed until there are inmates on them."
^Scott, Brendan. "Gov Pulls Switch on Death CellArchived 2012-11-04 at the Wayback Machine" (Archive). Daily News (New York). July 24, 2008. Retrieved on September 2, 2010. "The Department of Correctional Services has quietly struck from the books a 40-year-old rule that designated the upstate Green Haven Correctional Facility the state's "Capital Punishment Unit."[...] Although seven defendants were sentenced to death after then-Gov. George Pataki, a Republican, signed the law, the death house has never hosted an execution.[...]"