2006 New York Code - Seat And Shoulder Belts Required.

 
    §  19-529 Seat and shoulder belts required. a. Beginning with the 1991
  model year, for  each  seating  position,  every  taxicab  and  for-hire
  vehicle  shall  be  equipped  with  seat  belts  and,  for every outside
  passenger position, shall be equipped with shoulder belts.
    b. All seat and shoulder belts required by  this  section  or  by  any
  provision  of  state or federal law shall be clearly visible, accessible
  and shall be maintained in good working order. No safety belt  installed
  in  a motor vehicle in accordance with the provisions of this section or
  in accordance with the provisions of state or federal law or  the  rules
  or regulations issued by the New York State Department of Transportation
  or the United States Department of Transportation, shall be removed from
  said motor vehicle.
    c.  The  owner  of  any  licensed  vehicle found to be in violation of
  subdivision a or b hereof shall be fined not less than one  hundred  nor
  more than two hundred fifty dollars.
    d.  At  each inspection of a licensed taxicab or for-hire vehicle made
  pursuant to subdivision f of section 19-504 of this chapter, failure  to
  comply  with  subdivision  a  or  b  hereof  shall be evidence that such
  vehicle fails to meet reasonable standards for safe operation and  shall
  constitute  cause  for  the  suspension  of  said vehicle license by the
  commission.