Related Rule
New Zealand
Practice Relating to Rule 119. Accommodation for Women Deprived of Their Liberty
New Zealand’s Military Manual (1992) provides that the sex of female detainees “must be taken into account in the allocation of labour and in the provision of sleeping and sanitary facilities”. 
New Zealand, Interim Law of Armed Conflict Manual, DM 112, New Zealand Defence Force, Headquarters, Directorate of Legal Services, Wellington, November 1992, § 916.
The manual further states:
[The 1977 Additional Protocol II] provides that the authority responsible for detention or internment of persons during a non-international conflict shall, unless family members are detained together, detain men and women separately, with women under the direct supervision of women. 
New Zealand, Interim Law of Armed Conflict Manual, DM 112, New Zealand Defence Force, Headquarters, Directorate of Legal Services, Wellington, November 1992, § 1814(3).