(a) Any person who commits, orders, solicits or induces the commission of, attempts to commit, is an accomplice to or participates in an enforced disappearance; (b) A superior who: (i) Knew, or consciously disregarded information which clearly indicated, that subordinates under his or her effective authority and control were committing or about to commit a crime of enforced disappearance; (ii) Exercised effective responsibility for and control over activities which were concerned with the crime of enforced disappearance; and (iii) Failed to take all necessary and reasonable measures within his or her power to prevent or repress the commission of an enforced disappearance or to submit the matter to the competent authorities for investigation and prosecution; (c) Subparagraph (b) above is without prejudice to the higher standards of responsibility applicable under relevant international law to a military commander or to a person effectively acting as a military commander. 2. No order or instruction from any public authority, civilian, military or other, may be invoked to justify an offence of enforced disappearance. Article 7 1. Each State Party shall make the offence of enforced disappearance punishable by appropriate penalties which take into account its extreme seriousness. 2. Each State Party may establish: (a) Mitigating circumstances, in particular for persons who, having been implicated in the commission of an enforced disappearance, effectively contribute to bringing the disappeared person forward alive or make it possible to clarify cases of enforced disappearance or to identify the perpetrators of an enforced disappearance; 42