; (B) the Department of Justice; (C) the Department of Homeland Security; and (D) a Federal, State, or Tribal court. (5) Confidentiality All communications between child advocates appointed under this section and unaccompanied noncitizen children shall be confidential, and such a child advocate may not be compelled to testify or provide evidence, in any proceeding, with respect to any information or opinion conveyed to the child advocate by an unaccompanied noncitizen child in the course of serving as child advocate. (6) Legal support The Secretary shall ensure that each location at which child advocate services are provided under this section is staffed with 1 or more attorneys who have expertise in immigration law and child welfare law. (7) Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to carry out this subsection. 502. Immigration court improvements (a) Hiring of immigration judges (1) In general To adjudicate pending cases and efficiently process future cases, the Attorney General shall increase the total number of immigration judges by not fewer than 75 judges during fiscal year 2025. (2) Qualifications The Attorney General shall ensure that each immigration judge hired under this subsection— (A) is highly qualified; (B) has substantial experience in the field of immigration law