Section 9. (a) No contractor or subcontractor shall undertake, offer to undertake, or agree to perform residential contracting services unless registered therefor with the approval of the office of consumer affairs and business regulation.
(b) It shall be the duty of the director to issue and deliver a certificate of registration to all applicants who have been approved for registration.
(c) In the case of registration by a corporation or partnership, an individual shall be designated to be responsible for the corporation's or partnership's work. The corporation or partnership and its designee shall be jointly and severally liable for: the payment of the registration fee, the payment to the fund, as required herein, and for violations of any provisions of this chapter, including actions by the registrant's employees, subcontractors or salespersons.