Conn. Gen. Stat. § 20-691
(a) As used in this section:
(5) “Locksmithing” means the inspection, installation, recombination, rekeying, service or repair of locks or locking devices, but does not include:
(b)
(5) The following persons shall be exempt from registration as a locksmith, but only if the person performing the service does not hold himself or herself out to the public as a locksmith:
(c)
(1) Each person engaging in locksmithing shall:
(2) No person shall:
(i) The commissioner may revoke, suspend, place conditions on, or refuse to renew a registration issued pursuant to this section for:
(P.A. 08-81, S. 2.)