Equine trader permittees shall maintain inventory records of all equines sold. The records shall include the date sold, the ownership and hauling certificate number and the name and address of the buyer. At the end of each month each equine trader permittee shall report to the division the number of equines sold during the month. Each equine trader permittee shall also surrender to the division each month all ownership and hauling certificates in his possession belonging to equines that have been moved out of state. Authorized representatives of the department may review the inventory records of any equine trader permittee during normal business hours.