law: Essential Services Maintenance Act, 1968 
  1. Short title extend
  
  and duration. – 
  1.     
  
    This
  
  Act may be called the Essential Services Maintenance Act, 1968.
  2.     
  
    It
  
  extends to the whole of India: Provided that it shall not apply to the State of
  
  Jammu and Kashmir except to the extent to which the provisions of this Act
  
  relate to Union employees.
  3.     
  
    It
  
  shall cease to have effect on the expiry of three years from the date of
  
  commencement of this Act except as respects things done or omitted to be done
  
  before such cesser of operation of this Act, and section 6 of the General
  
  Clauses Act, 1897,(10 of 1897), shall apply upon such cesser of operation of
  
  this Act as if it had then been repealed by a Central Act.