Effective with the 1975 crop, the following procedure is established for the collection, reporting, and remittance of assessments levied on alfalfa seed pursuant to RCW 15.65.410 and WAC 16-529-140:

(1) All first buyers of alfalfa seed grown in the state of Washington, or the person acting on behalf of a first buyer, shall withhold the amount of assessment from their remittances to growers of such seed and transmit same to the commission not later than the last day of the calendar month following date of settlement.

(2) All producers selling alfalfa seed other than to first buyers for resale, whether selling directly or through brokers, and including all sales at retail, shall pay the amount of the assessment directly to the commission not later than the last day of the calendar month following date of settlement.

(3) To all assessments due and payable to the commission and not remitted on or before the date due, there shall be added a penalty fee of ten percent as provided in RCW 15.65.440.

(4) All remittances to the commission shall be transmitted with an official reporting form to be furnished free of charge by the commission. Said reporting form shall call for the name and address of the affected producer, the number of pounds of seed sold, the amount of assessment collected from each producer, and the name and address of the person or firm filing the report and remittance.