Unless otherwise directed, vehicles shall, at all times, stay to the right of the center of all roadways, except in the case of one-way roadways; slow moving vehicles shall remain as close as possible to the righthand edge or curb of the roadway; and where a roadway is marked with traffic lanes, vehicles shall not cross markings.
N.Y. Comp. Codes R. & Regs. Tit. 21 § 302.6