The Director is authorized to secure information, data, estimates, and statistics directly from the various departments, agencies, and establishments of the executive branch of Government and the regulatory agencies and commissions of the Government. All such departments, agencies, establishments, and regulatory agencies and commissions shall furnish the Director any available material which he determines to be necessary in the performance of his duties and functions (with or without written agreement) provided that the Director maintains the level of confidentiality required by law of the department, agency, establishment, or regulatory agency or commission from which it is obtained in accordance with
section 603(e) of this title. The Director is also authorized, upon agreement with the head of any such department, agency, establishment, or regulatory agency or commission, to utilize its services, facilities, and personnel with or without reimbursement; and the head of each such department, agency, establishment, or regulatory agency or commission is authorized to provide the Office such services, facilities, and personnel.