Factories Act, 1948
55. Intervals for rest
71[(1) 72[The periods of work] of adult workers in a factory each day shall be so fixed that no period shall exceed five hours and that no worker shall work for more than five hours before he has had an interval for rest of at least half an hour.
73[(2) The State Government or, subject to the control of the State Government, the Chief Inspector, may, by written order and for the reasons specified therein, exempt any factory from the provisions of sub-section (1) so however that the total number of hours worked by a worker without an interval does not exceed six.]