Key Changes to Mexico’s Federal Labor Law Impacting Payroll in 2026

The year 2026 brings important regulatory and labor policy adjustments in Mexico that directly affect Human Resources and payroll operations. Some measures are already in force, while others are progressing through the legislative process. All of them require close attention from payroll and compliance teams.
Below is a breakdown of the most relevant developments.

1) Increase in the Minimum Wage

As of January 1, 2026, Mexico’s minimum wage was updated by the National Minimum Wage Commission (CONASAMI).
Official figures:
  • The general minimum wage increased from approximately MXN $278.80 to MXN $315.04 per day.
  • In the Northern Border Free Zone, the minimum wage also increased (from around MXN $419.87 to MXN $440.87 per day).

Payroll impact

This adjustment requires reviewing and updating all payroll components where the minimum wage serves as a benchmark, including:
  • Overtime calculations
  • Premium payments
  • Statutory benefits
  • Salary-based caps and thresholds
Failure to update these references may result in compliance risks.

2) Proposed Reduction of the Workweek to 40 Hours

One of the most debated labor reforms in recent years is the proposal to reduce the statutory maximum workweek from 48 hours to 40 hours.
The legislative proposal contemplates a gradual transition, potentially implemented in stages over several years.

Payroll impact

Although the reform may still be under legislative review, payroll departments should:
  • Model scenarios for reduced weekly hours
  • Review overtime calculations and compensation policies
  • Assess workforce planning and cost projections
A reduction in working hours without proportional salary adjustments could significantly affect labor costs and payroll structures.

3) Updated Employment Subsidy – Lower Income Tax Withholding

The Employment Subsidy (Subsidio al Empleo), a fiscal benefit aimed at lower-income workers, has been updated for 2026.
The revised subsidy amounts increase eligibility thresholds, which results in reduced ISR (income tax) withholding for certain salary brackets.

Payroll impact

  • Broader eligibility for the subsidy
  • Lower tax withholding in applicable cases
  • Mandatory updates to payroll tax tables and calculation parameters
Payroll systems must reflect the new subsidy amounts to ensure accurate net salary payments and proper tax compliance.

4) Mandatory Workplace Seating (“Ley Silla”)

Recent labor reforms require employers to provide adequate seating with back support for employees whose duties allow for seated work.
While this measure does not directly affect payroll calculations, it reinforces employers’ compliance obligations and may result in administrative penalties if not implemented.

Payroll & compliance perspective

Companies should integrate this requirement into their occupational health and safety policies to mitigate labor inspection risks.

5) Inclusion of Platform Workers into the Formal Labor Regime

As of 2026, workers operating through digital platforms (such as ride-sharing or delivery services) may be required to be formally registered under Mexico’s social security system (IMSS), depending on income thresholds and employment characteristics.

Payroll impact

  • Mandatory social security registration
  • Calculation of contributions under standard payroll rules
  • Review of contractor vs. employee classification
Companies operating platform-based business models must reassess their workforce structures to ensure proper classification and avoid misclassification liabilities.

Recommendations for Payroll and HR Teams

To ensure compliance and operational continuity, organizations should:
  1. Update salary tables and payroll systems to reflect the new minimum wage.
  2. Adjust income tax and employment subsidy calculations.
  3. Monitor legislative developments related to the 40-hour workweek reform.
  4. Review workforce classification, especially in digital platform operations.
  5. Conduct payroll audits to confirm alignment with current labor and tax regulations.
Mexico’s labor framework is undergoing significant adjustments that directly impact payroll administration, labor cost planning, and tax compliance. While some reforms are already in effect—such as the minimum wage increase and updated employment subsidy—others, including the potential reduction of the workweek, require proactive planning. For multinational companies and foreign investors operating in Mexico, staying ahead of these changes is essential to ensure payroll accuracy, mitigate compliance risks, and maintain operational efficiency.
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