Related Rule
Australia
Practice Relating to Rule 65. Perfidy
Section C. Simulation of being disabled by injuries or sickness
Australia’s Commanders’ Guide (1994) states: “Acts which constitute perfidy include feigning of … an incapacitation by wounds or sickness.” 
Australia, Law of Armed Conflict, Commanders’ Guide, Australian Defence Force Publication, Operations Series, ADFP 37 Supplement 1 – Interim Edition, 7 March 1994, § 826(b) (naval warfare) and § 902(b) (land warfare).
In a section entitled “Perfidy”, the Guide also states: “It is unlawful to falsely claim injury or distress for the purpose of escaping attack or inviting an enemy to lower their guard.” 
Australia, Law of Armed Conflict, Commanders’ Guide, Australian Defence Force Publication, Operations Series, ADFP 37 Supplement 1 – Interim Edition, 7 March 1994, § 503.
Australia’s Defence Force Manual (1994) states: “Acts which constitute perfidy include feigning of … an incapacitation by wounds or sickness.” 
Australia, Manual on Law of Armed Conflict, Australian Defence Force Publication, Operations Series, ADFP 37 – Interim Edition, 1994, § 703(b).
Australia’s LOAC Manual (2006) states: “Acts which constitute perfidy include feigning of … an incapacitation by wounds or sickness.” 
Australia, The Manual of the Law of Armed Conflict, Australian Defence Doctrine Publication 06.4, Australian Defence Headquarters, 11 May 2006, § 7.3.
The LOAC Manual (2006) replaces both the Defence Force Manual (1994) and the Commanders’ Guide (1994).