3. A child who is a foreign citizen adopted by a married couple or who is taken into custody or trusteeship by persons, one of whom is a citizen of the Kyrgyz Republic and the other is a citizen of a foreign state, shall become a citizen of the Kyrgyz Republic with the written consent of both adoptive parents, custodians or trustees. 4. A child who is a stateless person adopted by a married couple or who is taken into the custody or trusteeship of persons, one of whom is a citizen of the Kyrgyz Republic, shall become a citizen of the Kyrgyz Republic. Article 18. Retention of citizenship of the Kyrgyz Republic by a child in case of his/her adoption A child who is a citizen of the Kyrgyz Republic adopted by foreign citizens or by stateless persons, or by a married couple, one of who is a citizen of the Kyrgyz Republic and the other is a foreign citizen or a stateless person, retains citizenship of the Kyrgyz Republic. Article 19. Retention of citizenship of the Kyrgyz Republic by a child who is taken into custody or trusteeship If the parents or single parent of a child, who resides on the territory of the Kyrgyz Republic, terminate their citizenship of the Kyrgyz Republic, or lose it and are not taking part in the child’s upbringing, and if that child is taken into custody or trusteeship by citizens of the Kyrgyz Republic, the child retains citizenship of the Kyrgyz Republic based on an application from a custodian or trustee. Article 20. Acquisition of citizenship of the Kyrgyz Republic by a child if one of the parents has acquired citizenship of the Kyrgyz Republic 1. If one of a child’s parents becomes a citizen of the Kyrgyz Republic and the other parent remains a foreign citizen, the child may obtain citizenship of the Kyrgyz Republic by an application from the parent who has obtained citizenship of the Kyrgyz Republic, with the written consent of the other parent. 2. If one of the parents becomes a citizen of the Kyrgyz Republic and the other remains a stateless person, their child residing on the territory of the Kyrgyz Republic becomes a citizen of the Kyrgyz Republic. 3. If one parent becomes a citizen of the Kyrgyz Republic, and the other parent remains a stateless person, a child residing outside the Kyrgyz Republic may obtain citizenship of the Kyrgyz Republic by application of the parent obtaining citizenship of the Kyrgyz Republic. Article 21. The necessity of agreement of children to changing their citizenship A change of citizenship of children between the ages of 14 and 18 years, in case of their parents changing their citizenship and also in the case of adoption, shall be allowed only with the consent of the children certified by notary. Article 22. Recognition of citizenship of another state for a citizen of the Kyrgyz Republic 1. A citizen of the Kyrgyz Republic may acquire citizenship of another state while remaining a citizen of the Kyrgyz Republic in the following cases: a) if obtaining the citizenship of another state is not in contradiction with the legislation of the Kyrgyz Republic and the legislation of the foreign state; Small Changes ‫ ـ‬Big Gains: An Action Plan to Prevent and Reduce Statelessness in the Kyrgyz Republic 97