N.Y. Veh. & Traf. Law § 1131

§ 1131. Driving on shoulders and slopes. Except for bicycles and those\nclasses of vehicles required to travel on shoulders or slopes, no motor\nvehicle shall be driven over, across, along, or within any shoulder or\nslope of any state controlled-access highway except at a location\nspecifically authorized and posted by the department of transportation.\nThe foregoing limitation shall not prevent motor vehicles from using\nshoulders or slopes when directed by police officers or flagpersons, nor\ndoes it prevent motor vehicles from stopping, standing, or parking on\nshoulders or slopes where such stopping, standing, or parking is lawful.\n