2010 New York Code
VAT - Vehicle & Traffic
Title 7 - RULES OF THE ROAD
Article 25 - (1120 - 1131) DRIVING ON RIGHT SIDE OF ROADWAY, OVERTAKING AND PASSING, ETC.
1129 - Following too closely.

§ 1129. Following too closely. (a) The driver of a motor vehicle shall
  not  follow another vehicle more closely than is reasonable and prudent,
  having due regard for the speed of such vehicles and  the  traffic  upon
  and the condition of the highway.
    (b)  The  driver  of  any motor truck or motor vehicle drawing another
  vehicle when traveling upon a roadway outside of a business or residence
  district and which is following another motor  truck  or  motor  vehicle
  drawing   another  vehicle  shall,  whenever  conditions  permit,  leave
  sufficient space so that an overtaking vehicle may enter and occupy such
  space without danger, except that this shall not prevent a  motor  truck
  or motor vehicle drawing another vehicle from overtaking and passing any
  like vehicle or other vehicle.
    (c) Motor vehicles being driven upon any roadway outside of a business
  or  residence  district  in a caravan or motorcade whether or not towing
  other vehicles shall be so operated as to allow sufficient space between
  each such vehicle or combination of vehicles so as to enable  any  other
  vehicle  to  enter  and occupy such space without danger. This provision
  shall not apply to funeral processions.