New York Laws
Article 34-B - Riding Horses
1261 - Traffic Laws Apply to Persons Riding or Leading Horses.

ยง 1261. Traffic laws apply to persons riding or leading horses. Every
person riding or leading a horse upon a roadway shall be granted all
rights and shall be subject to all the duties applicable to the driver
of a vehicle by this title, except as to special regulations in this
article and except as to those provisions of this title which by their
nature can have no application.