Соответствующая норма
Practice Relating to Rule 128. Release and Return of Persons Deprived of Their Liberty
Section A. Release and return without delay
Colombia’s Basic Military Manual (1995) provides that all prisoners of war must be repatriated at the end of hostilities. 
Colombia, Derecho Internacional Humanitario – Manual Básico para las Personerías y las Fuerzas Armadas de Colombia, Ministerio de Defensa Nacional, 1995, p. 31.
The Report on the Practice of Colombia states:
The Colombian Government has ordered the demilitarization of certain regions of the country in order to advance dialogue conducive to the demobilization and reintegration of guerrilla groups and also to carry out humanitarian operations, such as those designed to secure the release of persons deprived of liberty, both military and civilian. 
Report on the Practice of Colombia, 1998, Chapter 1.8, referring to President’s Office, Second Report on the Peace Process, 18 May 1995, pp. 3, 11 and 12; Circular of the Major General Miguel Vega Uribe, Commander of the Colombian Armed Forces, reprinted in Arturo Alape, La paz, la violencia: testigos de excepción, Bogotá, Editorial Planeta, 1985, pp. 503–508.