The Mexican labor reform reduces weekly working hours to 40 and requires companies to anticipate costs, overtime rules and electronic time-tracking obligations
On 1 May 2026, Mexico reformed its labour legislation to gradually reduce the standard working week to 40 hours, redefine overtime rules and mandate electronic recording of working time, with a direct impact on companies’ workforce organisation and labour costs.
After the constitutional amendment on the reduction of weekly working hours, which granted the Mexican Congress a 90‑day period to adjust the Federal Labor Law (FLL), on May 01, 2026, were published in the Federal Official Gazette the bill amending the FLL to reduce the ordinary workweek to 40 hours and to regulate the new overtime regime.
Among the key points of amendments to the FLL are the following:
The transitional provisions establish that the reduction of the ordinary work week will be implemented gradually, as follows:
Likewise, the transitional provisions set forth the rules for the gradual increase in the maximum number of permitted overtime hours, pursuant to the following schedule:
Provisions regarding the obligation to maintain an electronic record of employees’ working hours, as set forth in article 132 of the Federal Labor Law, will enter into force as of January 1st, 2027.
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