A/HRC/1/L.10 page 40 2. Such mutual legal assistance shall be subject to the conditions provided for by the domestic law of the requested State Party or by applicable treaties on mutual legal assistance, including, in particular, the conditions in relation to the grounds upon which the requested State Party may refuse to grant mutual legal assistance or may make it subject to conditions. Article 15 States Parties shall cooperate with each other and shall afford one another the greatest measure of mutual assistance with a view to assisting victims of enforced disappearance, and in searching for, locating and releasing disappeared persons and, in the event of death, in exhuming and identifying them and returning their remains. Article 16 1. No State Party shall expel, return (“refouler”), surrender or extradite a person to another State where there are substantial grounds for believing that he or she would be in danger of being subjected to enforced disappearance. 2. For the purpose of determining whether there are such grounds, the competent authorities shall take into account all relevant considerations, including, where applicable, the existence in the State concerned of a consistent pattern of gross, flagrant or mass violations of human rights or of serious violations of international humanitarian law. Article 17 1. No one shall be held in secret detention. 2. Without prejudice to other international obligations of the State Party with regard to the deprivation of liberty, each State Party shall, in its legislation: (a) Establish the conditions under which orders of deprivation of liberty may be given; (b) Indicate those authorities authorized to order the deprivation of liberty;