In order to avoid duplication of functions, facilities, and personnel, and to attain closer coordination and greater effectiveness and economy in administration of Federal and State laws and regulations relating to the marketing of agricultural products and to the control or eradication of plant and animal diseases and pests, the Secretary of Agriculture is authorized, in the administration and enforcement of such Federal laws within his area of responsibility, whenever he deems it feasible and in the public interest, to enter into cooperative arrangements with State departments of agriculture and other State agencies charged with the administration and enforcement of such State laws and regulations and to provide that any such State agency which has adequate facilities, personnel, and procedures, as determined by the Secretary, may assist the Secretary in the administration and enforcement of such Federal laws and regulations to the extent and in the manner he deems appropriate in the public interest.

Further, the Secretary is authorized to coordinate the administration of such Federal laws and regulations with such State laws and regulations wherever feasible.

However, nothing herein shall affect the jurisdiction of the Secretary of Agriculture under any Federal law, or any authority to cooperate with State agencies or other agencies or persons under existing provisions of law, or affect any restrictions of law upon such cooperation.