Assessment remitted to promotion board -- Records

The assessment so deducted shall, on or before the fifteenth day of the month following the end of the month in which such soybeans are sold to the purchaser, be remitted by the purchaser to the promotion board. The books and records of all the purchasers of soybeans shall at all times be open for inspection by the promotion board's collection and compliance officer or the Commissioner of Agriculture or his duly authorized agents during regular business hours.