law: The Child Labour (Prohibition and Regulation) Act, 1986 
  7.
  
  HOURS AND PERIOD OF WORK. – 
  (1)
  
  No child shall be required or permitted to work in any establishment in excess
  
  of such number of hours, as may be prescribed for such establishment or class
  
  of establishments.
  (2)
  
  The period of work on each day shall be so fixed that no period shall exceed
  
  three hours and that no child shall work for more than three hours before he has
  
  had an interval for rest for at least one hour.
  (3)
  
  The period of work of a child shall be so arranged that inclusive of his
  
  interval for rest, under sub-section (2), it shall not be spread over more than
  
  six hours, including the time spent in waiting for work on any day.
  (4)
  
  No child shall be permitted or required to work between 7 p.m. and 8 a.m.
  (5)
  
  No child shall be required or permitted to work overtime.
  (6)
  
  No child shall be required or permitted to work in, any establishment on any
  
  day on which he has already been working in another establishment.