Conn. Gen. Stat. § 13a-45: Effective date of transfers and abandonments.

Transfers or abandonments under section 13a-42, 13a-43 or 13a-44 shall be effective sixty days after notice thereof has been given by the commissioner to the selectmen of the town involved, provided notice of any such transfer or abandonment and a description of the highway, or portion or appurtenance thereof, so transferred or abandoned have been filed in the office of the town clerk of the town within which such highway, or portion or appurtenance thereof, lies within such sixty days.