N.Y. Town Law § 270: Official map, establishment

§ 270. Official map, establishment. The town board may establish an

official map of that part of the town outside the limits of any

incorporated city or village showing the streets, highways and parks

theretofore laid out, adopted and established by law and drainage

systems may also be shown on such map. Such map shall be final and

conclusive with respect to the location and width of streets and

highways, drainage systems and the location of parks shown thereon.

Such official map is hereby declared to be established to conserve and

protect the public health, safety and general welfare. The clerk of

every town which has established such an official map shall immediately

file a certificate of that fact with the clerk or registrar of the

county in which said town is located.