; and (B) 1 immigration judge in each geographical area referred to in to paragraph (1) to serve as the Assistant Chief Children’s Judge for such area. (3) Qualifications The Attorney General shall establish, by regulation, qualifications for Children’s Court judges that ensure, among any other requirements, that the Chief Children’s Judge, each Assistant Chief Children’s Judge, and each immigration judge assigned to the Children’s Court— (A) has substantial experience working with children in judicial or other settings; (B) possess and have demonstrated a commitment to ensuring the fair administration of justice through child-appropriate court procedures; and (C) apply for appointment to the Children’s Court. (4) Duties (A) Chief children's judge The Chief Children’s Judge shall— (i) establish operating policies and procedures for carrying out adjudications in the Children's Court in a manner that advances due process and fairness; and (ii) oversee the implementation of such policies and procedures. (B) Assistant chief children's judges In addition to his or her duties as an immigration judge, each Assistant Chief Children’s Judge shall— (i) promote fair and just processes for carrying out adjudications in the specialized children's dockets in the immigration courts in his or her assigned geographical area; and (ii) ensure that all of the immigration judges assigned to a specialized children's docket in the immigration courts in such area complete the training described in paragraph (5). (5) Training (A) In general Immigration judges assigned to the Children’s Court shall complete— (i) initial training upon assignment