Guantanamo Bay Detention Facility Safe Closure Act of 2009 - Prohibits federal funds from being used to: (1) transfer any detainee at the Naval Station Guantanamo Bay, Cuba, to any facility in the United States or its territories; (2) construct or enhance any facility in the United States in order to house any such detainee; or (3) house or otherwise incarcerate any such detainee in the United States or its territories.