Conn. Gen. Stat. § 12-62w: Optional regional property tax base revenue sharing: Assessment of commercial and industrial property.

Notwithstanding any provision of any general statute, public act or special act, municipalities located within a planning region participating in the regional property tax base revenue sharing system shall use such municipality's municipal commercial industrial mill rate to determine the amount of taxes imposed on commercial and industrial property within such municipality, unless there is no increase from the base year, in which case the municipal mill rate shall be used.