(a) The regulations of this part apply whenever a sentencing hearing conducted in a United States District Court has resulted in a recommendation or determination that a criminal defendant be sentenced to death for commission of an offense described in any federal statute.

(b) Where applicable law conflicts with any provision of this part, the Attorney General may vary from that provision to the extent necessary to comply with the applicable law.

(c) Any task or duty assigned to any officer or employee of the Department of Justice by this part may be delegated by the Attorney General to any other officer or employee of the Department of Justice.