Notwithstanding the provisions of any general, special or local law, the town board of the town of Southampton, county of Suffolk, may by resolution subject to a permissive referendum, direct that at the first biennial town election held after this act takes effect, there shall be elected three town assessors for a term of four years and two town assessors for a term of two years each to begin on the first day of January next succeeding such election. If no referendum be demanded or if a proposition therefor be adopted by referendum, the assessors of such town shall be elected at such election in the manner set forth herein. Thereafter, each assessor shall be elected for a four year term.
N.Y. Town Law § 22-C