Pursuant to §§ 276 and 277 of
the Town Law, said Planning Board is hereby authorized to approve
plats showing lots, blocks or sites, with or without streets or highways;
to pass and approve the development of plats already filed in the
office of the Clerk of said county if such plats are entirely or partially
undeveloped; and the Planning Board may require such additional requisites
for plat approval as the Board may deem appropriate.