SECTION 5. Office of the Secretary.—The Office of the Secretary shall consist of the Secretary, his Undersecretaries and their immediate staffs.
SECTION 6. Undersecretaries.—The Secretary shall be assisted by five (5) Undersecretaries appointed by the President upon the recommendation of the Secretary, each of whom shall head, respectively, the Policy Development and Management Services Group mentioned in Section 8 hereof and the four (4) Operations Groups mentioned in Section 9 hereof.
SECTION 7. Assistant Secretaries.—The Secretary shall also be assisted by five (5) Assistant Secretaries appointed by the President upon the recommendation of the Secretary. The respective assignments of the Assistant Secretaries and the reporting procedures to be followed by them shall be determined by the Secretary.