(a) No employee of the Department shall, in response to a demand or request in connection with any litigation, whether criminal or civil, provide oral or written testimony by deposition, declaration, affidavit, or otherwise concerning any information acquired while such person is or was an employee of the Department as part of the performance of that person's official duties or by virtue of that persons's official status, unless authorized to do so by the Assistant Secretary for Human Resources or the Legal Adviser (L), or delegates of either, following consultation between the two bureaus, or as authorized in § 172.4(b).

(b) With respect to the official functions of the Passport Office, the Visa Office, and the Office of Citizens Services, the Assistant Secretary of State for Consular Affairs or delegate thereof may, subject to concurrence by the Office of the Legal Adviser, authorize employees to provide oral or written testimony.

(c) No employee shall, in response to a demand or request in connection with any litigation, produce for use at such proceedings any document or any material acquired as part of the performance of that employee's duties or by virtue of that employee's official status, unless authorized to do so by the Assistant Secretary for Human Resources, the Legal Adviser, or the Assistant Secretary of State for Consular Affairs, or the delegates thereof, as appropriate, following consultations between the concerned bureaus.