Connecticut General Statutes Title 53A. Penal Code § 53a-169. Escape in the first degree: Class C felony

(a) A person is guilty of escape in the first degree (1) if he escapes from a correctional institution or (2) if he escapes from any public or private, nonprofit halfway house, group home or mental health facility or community residence to which he was transferred pursuant to subsection (e) of section 18-100 or section 18-100c and he is in the custody of the Commissioner of Correction or is required to be returned to the custody of said commissioner upon his release from such facility or (3) if he escapes from a work detail or school on the premises of the correctional institution or (4) if he fails to return from a furlough authorized under section 18-101a or (5) if he fails to return from work release or education release as authorized under sections 18-90a and 18-100 or (6) if he escapes from a hospital for mental illness in which he has been confined under the provisions of section 17a-582, 17a-584, 17a-593, 17a-594 or 17a-596 or (7) if, while under the jurisdiction of the Psychiatric Security Review Board, but not confined to a hospital for mental illness, he leaves the state without authorization of the board.

(b) Escape in the first degree is a class C felony.