Conn. Gen. Stat. § 43-47: Registration.

No person shall act as a dealer or repairman without first obtaining a certificate of registration from the Commissioner of Consumer Protection as provided in this section. Any person wishing to be registered as a dealer or repairman shall make application to the Commissioner of Consumer Protection on forms provided by him, furnishing such pertinent information as he may require. Each application shall be accompanied by a fee of fifty dollars in the case of a dealer and twenty dollars in the case of a repairman. Upon approval, said commissioner shall issue to the applicant a registration certification bearing an identification number identifying such dealer or repairman. The certification shall expire annually unless suspended or revoked under the provisions of section 43-51. Such registration shall be renewable annually on payment of a fee of fifty dollars in the case of a dealer and twenty dollars in the case of a repairman.