Section 20-2002. Traffic orders, rules or regulations

In the event the board
  of  trustees  of a village adopts any order, rule or regulation pursuant
  to the authority of the vehicle and traffic law or delegates any  powers
  granted  to such village by the vehicle and traffic law to any official,
  board or agency of such village as authorized by section sixteen hundred
  three of the vehicle and traffic law, any orders, rules  or  regulations
  adopted  by such board of trustees, official, board or agency shall take
  effect immediately upon adoption, subject to the limitations imposed  by
  section  sixteen  hundred  eighty-four  of  the vehicle and traffic law,
  without notice or hearing, providing traffic control  devices  complying
  with  the manual and specifications thereof as adopted by the department
  of transportation are placed and maintained as shall be deemed necessary
  to indicate and carry out  the  provisions  of  such  orders,  rules  or
  regulations  as  required  by  section  sixteen hundred eight-two of the
  vehicle and traffic law.
    No orders, rules or regulations heretofore adopted  by  any  board  of
  trustees,  or  by  any  official,  board  or agency as authorized by the
  provisions of section sixteen hundred three of the vehicle  and  traffic
  law shall be deemed invalid or ineffective solely because such order was
  adopted without notice or hearing.