As used in this subdivision: I. "Local legislative body" means one of the following basic forms of government utilized by a municipality: (a) Council, whether city or town. (b) Mayor-council. (c) Mayor-board of aldermen. (d) Village district commissioners in a village district or precinct. (e) Board of selectmen in a town. II. "Municipality" or "municipal" means and includes cities, towns and village water districts.