Conn. Agencies Regs. § 14-36f-6b
A qualified secondary school teacher or commercial driving instructor or master instructor may renew the commissioner's approval to provide driver education training by filing a renewal application in accordance with section 14-36f-6 or section 14-36f-6 a, or both, of the Regulations of Connecticut State Agencies. A renewal applicant shall submit a medical certification every two years in accordance with 49 CFR 391.41. All renewal applicants shall be subject to a state criminal records check and a check of the state child abuse and neglect registry pursuant to section 14-73 of the Connecticut General Statutes. If there is a criminal record or listing on the state child abuse and neglect registry, the commissioner shall make a determination whether to issue a license using the standards set out in section 14-73 of the Connecticut General Statutes.
Conn. Agencies Regs. § 14-36f-6b