SECTION 5. Office of the Secretary.—The Office of the Secretary shall consist of the Secretary and his immediate staff.
SECTION 6. Undersecretaries and Assistant Secretaries.—The Secretary shall be assisted by not more than three (3) Undersecretaries and three (3) Assistant Secretaries who shall be appointed by the President upon the recommendation of the Secretary. The Secretary is hereby authorized to delineate and assign the respective functional areas of responsibility of the Undersecretaries and Assistant Secretaries.