In every labor contract in which wages are stipulated by the day, it shall be understood that eight (8) hours constitute a working day, save in those cases where, by custom, nature of the work, provision of law, decree of the Minimum Wage Board, or collective agreement, the maximum working hours are less than eight (8) hours a day.
Every decree, agreement, clause, or stipulation, that fixes a working day of more than eight (8) hours shall be null.
History —May 15, 1948, No. 379, p. 1254, § 6, renumbered as § 7 on July 20, 1995, No. 83, § 5.