Oregon Revised Statutes Agricultural Marketing and Warehousing § 578.221

(1) If a first purchaser of grain lives or has an office in another state or is a federal or other governmental agency, the producer shall report all sales made to the first purchaser on forms provided by the Oregon Wheat Commission and pay the assessment moneys directly to the commission, unless the first purchaser voluntarily makes the proper deduction and remits the proceeds to the commission.

(2) If a producer performs the handling or processing functions for all or a part of grain production that normally would be performed by another person as first purchaser, the producer shall report sales of the grain from the production of the producer on forms provided by the commission and pay the assessment moneys directly to the commission, unless the first purchaser voluntarily makes the proper deduction and remits the proceeds to the commission.