(1) Except as provided in subsection (2) of this section, any person who willfully violates this part 1 or who willfully commits any offense in this part 1 declared to be unlawful commits a class 1 misdemeanor and shall be punished as provided in section 18-1.3-501.

(2) (a) Any person who willfully violates section 44-20-124 (2) by acting as a manufacturer, distributor, or manufacturer representative without proper authorization commits a class 3 misdemeanor and, upon conviction thereof, shall be punished by a fine of not less than one hundred dollars or more than one thousand dollars for each separate offense; except that, if the violator is a corporation, the fine shall be not less than five hundred dollars or more than two thousand five hundred dollars for each separate offense. A second conviction shall be punished by a fine of two thousand five hundred dollars.

(b) Any person who willfully violates section 44-20-124 (2) by acting as a motor vehicle dealer, wholesaler, used motor vehicle dealer, buyer agent, wholesale motor vehicle auction dealer, or motor vehicle salesperson without proper authorization commits a class 3 misdemeanor and, upon conviction thereof, shall be punished by a fine of not less than one thousand dollars and a penalty of twenty-five hours of useful public service, neither of which the court may suspend, for each separate offense; except that, if the violator is a corporation, the corporation shall be punished by a fine of not less than five thousand dollars nor more than twenty-five thousand dollars for each separate offense. A second conviction for an individual shall be punished by a fine of not less than five thousand dollars nor more than twenty-five thousand dollars for each separate offense, which the court may not suspend.