Factories Act, 1948
9 hours a day and 48 hours a week for adult workers (Secs. 51, 54).
Spread-over capped at 10.5 hours (Sec. 56, extendable to 12 with written permission), rest interval of at least 30 minutes after 5 hours of continuous work (Sec. 55), and a weekly holiday with compensatory off where substituted (Secs. 52, 53).
Overtime at twice the ordinary rate of wages (Sec. 59), with quarterly overtime caps in the state rules.