Subject to subsection (b), the Secretary shall issue 1 or more orders under this subchapter applicable to producers and first purchasers of canola, rapeseed, or canola or rapeseed products. The order shall be national in scope. Not more than 1 order shall be in effect under this subchapter at any 1 time.
After notice and opportunity for public comment are given as provided in paragraph (2), the Secretary shall issue an order, taking into consideration the comments received and including in the order provisions necessary to ensure that the order is in conformity with the requirements of this subchapter. The order shall be issued and become effective not later than 180 days following publication of the proposed order.