New York Laws
Article 34 - Operation of Bicycles and Play Devices
1234 - Riding on Roadways, Shoulders, Bicycle or In-Line Skate Lanes and Bicycle or In-Line Skate Paths.

(b) Persons riding bicycles or skating or gliding on in-line skates
upon a roadway shall not ride more than two abreast. Persons riding
bicycles or skating or gliding on in-line skates upon a shoulder,
bicycle or in-line skate lane, or bicycle or in-line skates path,
intended for the use of bicycles or in-line skates may ride two or more
abreast if sufficient space is available, except that when passing a
vehicle, bicycle or person on in-line skates, or pedestrian, standing or
proceeding along such shoulder, lane or path, persons riding bicycles or
skating or gliding on in-line skates shall ride, skate, or glide single
file. Persons riding bicycles or skating or gliding on in-line skates
upon a roadway shall ride, skate, or glide single file when being
overtaken by a vehicle.
(c) Any person operating a bicycle or skating or gliding on in-line
skates who is entering the roadway from a private road, driveway, alley
or over a curb shall come to a full stop before entering the roadway.