and Customs Enforcement Enforcement and Removal Operations law enforcement officers performing interior immigration enforcement functions to not fewer than 8,500. (b) Homeland Security Investigations special agents By not later than September 30, 2021, the Director of U.S. Immigration and Customs Enforcement shall increase the number of trained, full-time, active duty Homeland Security Investigations special agents by not fewer than 1,500. (c) Border Enforcement Security Task Force By not later than September 30, 2021, the Director of U.S. Immigration and Customs Enforcement shall assign not fewer than 100 Homeland Security Investigations special agents to the Border Enforcement Security Task Force Program established under section 432 of the Homeland Security Act of 2002 ( 6 U.S.C. 240 ). 1146. Other immigration and law enforcement personnel (a) Department of Justice (1) United states attorneys By not later than September 30, 2021, in addition to positions authorized before the date of the enactment of this Act and any existing attorney vacancies within the Department of Justice on such date of enactment, the Attorney General shall— (A) increase by not fewer than 100 the number of Assistant United States Attorneys, and (B) increase by not fewer than 50 the number of Special Assistant United States Attorneys in the United States Attorneys’ office to litigate denaturalization and other immigration cases in the Federal courts. (2) Immigration judges (A) Additional immigration judges By not later than September 30, 2021, in addition to positions authorized before the date of the enactment of this Act and any existing vacancies within the Department of Justice on such date of enactment, and subject to the availability of appropriations, the Attorney General shall increase by 200 the number of trained full-time immigration judges. (B) Facilities and support personnel The Attorney General is authorized to procure space, temporary facilities, and support staff, on an expedited basis, to accommodate the additional