The Director of the Federal Bureau of Investigation, the Director of the Bureau of Prisons, the Commissioner of Federal Prison Industries, the Commissioner of Immigration and Naturalization, the Chairman of the Board of Parole, the Administrator of the Drug Enforcement Administration, the Director of the Bureau of Alcohol, Tobacco, Firearms, and Explosives, the Director of the Office of Justice Assistance, Research and Statistics, and the Director of the U.S. Marshals Service shall each have custody of the seal pertaining to his respective jurisdiction and he, or such person or persons as he may designate, may execute under seal any certification required to authenticate any books, records, papers, or other documents as true copies of official records of their respective jurisdictions. The Assistant Attorney General for Administration shall have custody of the seal of the Department of Justice, and he, or such person or persons as he may designate, may execute under seal any certification required to authenticate any books, records, papers, or other documents as true copies of official records of the Department of Justice. He may also prescribe regulations governing the use of the seal of the Department and various organizational units.