(a) If any dealer required to make and file a return under this article fails to submit the return within the time required or submits a return which is false or fraudulent in that it contains statements which differ from the true gross sales, purchases, leases, or rentals taxable under this article or otherwise fails to comply with this article for the taxable period for which the return is made, the commissioner shall give the dealer ten days' notice in writing prior to requiring the dealer to appear before him or his assistant with the books, records, and papers required by the commissioner which relate to the business of the dealer for the taxable period.

(b) Any assessment of a dealer by the commissioner pursuant to this article shall be deemed prima facie correct.