Соответствующая норма
Practice Relating to Rule 124. ICRC Access to Persons Deprived of Their Liberty
In a press release issued in 1994, the ICRC noted that the parties to the internal conflict in Yemen had agreed to allow it to visit interned combatants. 
ICRC, Press Release No. 1775, Yemen: ICRC active on both sides appeals to belligerents, 12 May 1994.