Quick search by citation:

7 U.S. Code § 6310 - Suspension or termination of orders

The Secretary shall, whenever the Secretary finds that the order or any provision of the order obstructs or does not tend to effectuate the declared policy of this chapter, terminate or suspend the operation of such order or provision. The termination or suspension of any order, or any provision thereof, shall not be considered an order within the meaning of this chapter.