Guidance and resources

ETI Base Code provision 6:
Working hours are not excessive
6.1 Working hours comply with national laws and benchmark industry standards, whichever affords greater protection.
6.2 In any event, workers shall not on a regular basis be required to work in excess of 48 hours per week and shall be provided with at least one day off for every 7 day period on average. Overtime shall be voluntary, shall not exceed 12 hours per week, shall not be demanded on a regular basis and shall always be compensated at a premium rate.

Key international (ILO) conventions

C1 - Hours of Work (Industry) Convention, 1919
C30 - Hours of Work (Commerce and Offices) Convention, 1930
C106 - Weekly Rest (Commerce and Offices) Convention, 1957
C14 - Weekly Rest (Industry) Convention, 1921
The Hours of Work Conventions require - subject to a wide range of exceptions - that working hours shall be limited to eight hours a day and forty-eight hours a week.
The Weekly Rest Conventions - again subject to exceptions - provide that workers should be entitled to one full day's rest every week.