A coastal municipality may submit written testimony to the commissioner and may appear by right as a party to any hearing before said commissioner concerning any permit or license to be issued by said commissioner for an activity occurring within the coastal boundary of the municipality or occurring within the coastal boundary of any adjacent municipality and within five hundred feet of the boundary of such municipality and may appeal any decision of the commissioner concerning such permit or license.
Conn. Gen. Stat. § 22a-99
(P.A. 79-535, S. 18, 25.)