law: The Code on Wages, 2019
  14. Wages for overtime work.-
  Where an employee whose minimum rate of wages has been fixed under this Code by the hour, by the day or by such a longer wage-period as may be prescribed, works on any day in excess of the number of hours constituting a normal working day, the employer shall pay him for every hour or for part of an hour so worked in excess, at the overtime rate which shall not be less than twice the normal rate of wages.