law: The Motor Vehicles Act, 1988
  115. Power  
  
  to restrict the use of vehicles.
  The State 
  
  Government or any authority authorised in this behalf by the State Government, 
  
  if satisfied that  it is  necessary in  the interest  of public safety 
  
  orconvenience, or  because of  the nature  of any road or bridge, may by 
  
  notification in the Official Gazette, prohibit or restrict, subject to such 
  
  exceptions  and conditions  as may  be specified in notification, the driving of 
  
  motor vehicles or of any specified class or description of motor  vehicles or  
  
  the use  of  trailers  either  generally  in  a specified area or on a specified 
  
  road and when any such prohibition or restriction is  imposed, shall  cause 
  
  appropriate  traffic signs to be placed or erected under section 116 at suitable 
  
  places:
  Provided that  
  
  where any  prohibition or  restriction under  this section  is   to  remain  in  
  
  force  for  not  more  than  one  month, notification thereof  in the  Official 
  
  Gazette shall not be necessary, but such  local publicity  as the  circumstances 
  
  may  permit, shall be given of such prohibition or restriction.