2013 New York Consolidated Laws
VAT - Vehicle & Traffic
Title 7 - RULES OF THE ROAD
Article 24 - (1110 - 1117) TRAFFIC SIGNS, SIGNALS AND MARKINGS
1116 - Lane-use control signal indications.

 
    § 1116. Lane-use  control  signal  indications.  Whenever  traffic  is
  controlled by lane-use  control  signal  indications  located  over  the
  individual  lanes of a highway, only the colors green, yellow, white and
  red shall be used, and said signals shall indicate and apply as follows:
    (a) Traffic facing a steady downward green arrow signal indication  is
  permitted to drive in the lane over which the arrow signal indication is
  located.
    (b)  Traffic  facing a steady yellow X signal indication shall prepare
  to vacate the lane over which the signal indication is located because a
  lane control change is being made to a steady red X signal indication.
    (c) Traffic facing a  steady  white  two-way  left-turn  arrow  signal
  indication  is  permitted to use a lane over which the signal indication
  is located for a left  turn,  but  not  for  through  travel,  with  the
  understanding  that  common  use  of the lane by oncoming road users for
  left turns is also permitted.
    (d) Traffic facing a steady  white  one  way  left-turn  arrow  signal
  indication  is  permitted to use a lane over which the signal indication
  is located for a left turn (without opposing turns in  the  same  lane),
  but not for through travel.
    (e)  Traffic  facing a steady red X signal shall not use the lane over
  which the signal indication is located and this signal indication  shall
  modify accordingly the meaning of other traffic controls present.