Iowa Code Title V. Agriculture [Chs. 159-215A] § 214A.4. Intrastate shipments

A wholesale dealer or retail dealer shall not receive or sell or hold for sale, within this state, any motor fuel or oxygenate for which specifications are prescribed in this chapter, unless the dealer first secures from the refiner or producer of the motor fuel or oxygenate, a statement, verified by the oath of a competent chemist employed by or representing the refiner or producer, showing the true standards and tests of the motor fuel or oxygenate, obtained by the methods referred to in section 214A.2. The verified tests are required and must accompany the bill of lading or shipping documents representing the shipment of the motor fuel or oxygenate into this state before the shipment can be received and unloaded.