Related Rule
Practice Relating to Rule 65. Perfidy
Section F. Simulation of protected status by using the distinctive emblems of the Geneva Conventions
Guatemala’s Emblem Law (1997) punishes “anyone who, inviting the good faith of the adversary, with the intent to induce him to believe that he is entitled to the protection conferred by international humanitarian law, uses the protective emblem [of the red cross] in a perfidious manner”. 
Guatemala, Emblem Law, 1997, Article 12.