Norma relacionada
Practice Relating to Rule 100. Fair Trial Guarantees
Section B. Trial by an independent, impartial and regularly constituted court
Mexico’s Army and Air Force Manual (2009), in a section on the obligations of the occupying power under the 1949 Geneva Convention IV, states:
Magistrates and public officials are protected against political pressures. The occupying power may not alter the status of public officials or judges in the occupied territory or apply sanctions or take measures of coercion or discrimination of any kind against them in the event that they abstain from fulfilling their functions for reasons of conscience. 
Mexico, Manual de Derecho Internacional Humanitario para el Ejército y la Fuerza Área Mexicanos, Ministry of National Defence, June 2009, § 237(E).