Who has to authorize the placement of traffic lines for passing and no passing zones on a town highway?
The Town board must pass an ordinance, order, rule or regulation under Vehicle and Traffic Law Section 1660 (4):
§ 1660. Traffic regulation in all towns. (a) The town board of any town with respect to highways outside of villages in any such town, but not including state highways maintained by the state except with respect to subdivisions six, eight, nine and ten, subject to the limitations imposed by section sixteen hundred eighty-four may by ordinance, order, rule or regulation:
4. Determine those highways or portions of highways which shall be marked to indicate where overtaking and passing or driving to the left of or crossing such markings would be especially hazardous in accordance with the standards, minimum warrants and sign or marking specifications established by the department of transportation.
New York Vehicle and Traffic Law Section 1660
Cornell Local Roads Program Manual: Powers and Duties of Local Highway Officials