Conn. Const. art. fourth, § 25

Sheriffs shall be elected in the several counties, on the Tuesday after the first Monday of November, 1966, and quadrennially thereafter, for the term of four years, commencing on the first day of June following their election. They shall become bound with sufficient sureties to the treasurer of the state, for the faithful discharge of the duties of their office. They shall be removable by the general assembly. In case the sheriff of any county shall die or resign, or shall be removed from office by the general assembly, the governor may fill the vacancy occasioned thereby, until the same shall be filled by the general assembly.