>>141054
cont...
28 U.S. Code § 509 - Functions of the Attorney General
All functions of other officers of the Department of Justice and all functions of agencies and employees of the Department of Justice are vested in the Attorney General except the functions—
(1) vested by subchapter II of chapter 5 of title 5 in administrative law judges employed by the Department of Justice;
(2) of the Federal Prison Industries, Inc.; and
(3) of the Board of Directors and officers of the Federal Prison Industries, Inc.
https://www.law.cornell.edu/uscode/text/28/509

28 U.S. Code § 510 - Delegation of authority 510
The Attorney General may from time to time make such provisions as he considers appropriate authorizing the performance by any other officer, employee, or agency of the Department of Justice of any function of the Attorney General.
https://www.law.cornell.edu/uscode/text/28/510

28 U.S. Code § 515 - Authority for legal proceedings; commission, oath, and salary for special attorneys
(a) The Attorney General or any other officer of the Department of Justice, or any attorney specially appointed by the Attorney General under law, may, when specifically directed by the Attorney General, conduct any kind of legal proceeding, civil or criminal, including grand jury proceedings and proceedings before committing magistrate judges, which United States attorneys are authorized by law to conduct, whether or not he is a resident of the district in which the proceeding is brought.
(b) Each attorney specially retained under authority of the Department of Justice shall be commissioned as special assistant to the Attorney General or special attorney, and shall take the oath required by law. Foreign counsel employed in special cases are not required to take the oath. The Attorney General shall fix the annual salary of a special assistant or special attorney.
https://www.law.cornell.edu/uscode/text/28/515