Administrative Code of 1987
Section 4. Organizational Structure. - The Department shall consist of the Department Proper, the Bureaus, and the Regional, Provincial, Municipal, and Barangay Offices.
The Department Proper shall consist of the Office of the Secretary, the Offices of the Undersecretaries and Assistant Secretaries and their immediate staffs as determined by them respectively, and the Department Services.
The Department Services and Bureaus shall be grouped as follows: (1) Production Group; (2) Research, Training and Extension Group; (3) Agri-Business Group; (4) Planning and Monitoring Group; and (5) Support Group.