Any client who has received an unfavorable final determination from DMHAS and (a) requested and was denied a mental health or substance use disorder service from a covered service provider, or (b) received mental health or substance use disorder services that were involuntarily reduced or terminated, may request a hearing as specified in sections 17a-451(t) -10 to 17a-451 (t)-19, inclusive, of the Regulations of Connecticut State Agencies.
Conn. Agencies Regs. § 17a-451(t)-10