Conn. Agencies Regs. § 17a-451(t)-4
If a covered service provider denies, involuntarily reduces or terminates a mental health or substance use disorder service, then the covered service provider shall provide the client with a written notice of the action taken and the reason for such action. The notice shall also inform the client of the following procedures available to the client if the client is dissatisfied with the action:
(Effective August 3, 1998; Amended June 29, 2012)