Work Perspective

Time management and Mexico's 40-hour workweek: changing workplace habits

17.9.2026
Department:
Labor Intelligence
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Organizational culture · Mexico's 2026 labor reform

Mexico's gradual reduction in weekly working hours calls for a closer look at how companies use working time. Meetings with no clear outcome, recurring last-minute demands, slow approval processes and end-of-day requests can strain an operation even after contractual schedules have been updated.

Legislation published on May 1, 2026 set a transition from 48 ordinary hours per week in 2026 to 40 in 2030, with yearly reductions starting in 2027 and no reduction in pay or benefits. The law sets the limits; each company must examine the practices that allow work to be organized within them. Read the official decree.

This article focuses on habits, leadership and the organization of working time. Cross-functional accountability and the legal and operating implementation process are discussed separately in our guide to HR's role in the shorter workweek.

Limited signal
More presence

Treating constant availability as proof of commitment can conceal unbalanced workloads and unplanned extra work.

Management principle
Better organization

Clear priorities, realistic capacity, working-time boundaries and outcomes help teams address the sources of overload.

Conceptual comparison of management practices; not a statutory productivity metric or a substitute for recording hours worked.

01 / Work capacity

Working time is also consumed by organizational decisions

Financial planning normally requires owners, assumptions and review. Working time deserves similar discipline. An activity may consume hours without improving continuity or results: a meeting without a decision, duplicate reporting, too many approval stages or recurring rework caused by vague instructions.

These practices create pressure as weekly working time is reduced. The assessment should begin with the sources of demand rather than with a blanket instruction for everyone to work faster. Productivity also depends on processes, tools and the capacity realistically available to each team.

The following examples are organizational signals worth investigating, not claims about practices at a specific employer.

01

Meetings without decisions

Signal

The same topic is discussed repeatedly without a clear outcome.

Response

Set a purpose, time limit and decision owner.

02

Excessive approval chains

Signal

Tasks remain blocked through several stages of approval.

Response

Review authorization levels and accountability.

03

Predictable emergencies

Signal

The same closing cycle becomes an exception every week.

Response

Forecast workloads and design realistic schedules.

04

Extended availability

Signal

Assignments depend on responses after scheduled hours.

Response

Set escalation criteria and review required coverage.

02 / Observable behavior

From hours of presence to observable working habits

Attendance records document part of the employment relationship: when the working day began and ended. Assessing outcomes addresses a different issue: what was completed, with what resources and quality, and why an assignment did not fit within planned hours. Both dimensions matter, but each has a different purpose.

One team may meet its objectives without regularly extending the workday. Another may accumulate additional hours because staffing, systems or approvals are inadequate. Long hours alone do not tell management which factor is responsible.

Cultural change becomes observable when meetings have a clear purpose, leaders respect scheduled hours, priorities are explicit and exceptions are documented consistently.

Behavior to review

Long online availability is rewarded.

Management practice

Workload, quality and outcomes are considered within agreed hours.

Behavior to review

Meetings are held out of habit.

Management practice

Each meeting has a purpose, necessary participants and clear conclusion.

Behavior to review

Every request is treated as urgent.

Management practice

Teams have priorities and named owners for genuine exceptions.

03 / Priorities and exceptions

A culture of permanent urgency requires clear decisions

In some organizations, predictable tasks repeatedly become emergencies because of limited preparation. Recurring urgency may indicate ineffective approval timelines, concentration of decisions, inadequate staffing or weak coordination across functions.

It helps to apply a decision filter before asking a team to work beyond its planned hours. Commercial importance, genuine continuity needs and emergencies are not automatically the same. Management should identify what requires attention, which resources are available and which approvals apply.

If extra hours are needed, statutory working-time, overtime pay, rest and recording obligations remain in force. A cultural policy on handling urgent matters does not replace the applicable legal framework.

01Is a critical operation affected?

Separate genuine continuity requirements from last-minute preferences.

02Can it be scheduled differently?

Check staffing, dependencies and deadlines before extending shifts.

03Who reviews the exception?

Follow applicable approvals and record all hours actually worked.

Legal boundary

This is an organizational decision tool, not an exception from legal working-time and overtime limits.

04 / Daily leadership

Line managers shape culture through everyday instructions

Employees learn what working-time rules mean through their immediate managers. When employees routinely receive requests as their shift ends, late meetings are common or extended online availability is rewarded, those practices may undermine an official planning policy.

Manager training should focus on concrete actions: defining deliverables in advance, reviewing capacity before agreeing deadlines, distinguishing routine matters from incidents, approving additional work as appropriate and ensuring proper handovers.

Shift-based businesses must also examine which tasks are transferred between teams and when they take place. See our separate guide to shift coverage and continuity under the shorter workweek.

Management scenario
A request at the end of a shift

Illustrative example: a senior manager asks for an unexpected report just as a team's workday ends.

01
Assess the need

Check the real deadline and consequences of postponing the work.

02
Reassign or schedule

Consider available staff or completing the task during the next planned work period.

03
Document extraordinary work

If extra work is needed, apply the relevant conditions, approval, records and pay.

05 / Evidence and decisions

Working-time data should help explain problems as well as record hours

Clock-in and clock-out information, overtime, absences and shift changes can reveal differences between planned and actual work. The information becomes more useful when it can be linked to an operational decision: an overloaded process, recurring late handovers or work that repeatedly depends on after-hours messages.

Data must be accurate, relevant and accessible only to those who need it. Productivity analysis does not replace recording actual working time, nor does it justify indiscriminate surveillance or automated judgments about individual performance.

Article 132(XXXIV) of Mexico's Federal Labor Law addresses electronic working-time records and provides for general STPS rules defining their coverage and exceptions. Those general rules are scheduled to take effect from January 1, 2027. Specific mechanisms must be assessed under the applicable provisions. For details, read our guide to electronic working-time records.

01Record

Capture hours actually worked and relevant incidents.

02Understand

Identify the reasons for recurring deviations or overtime.

03Improve

Redesign tasks, staffing or priorities and review the outcome.

06 / Shared responsibility

Communication sets expectations and shared responsibilities

Working-time culture requires shared expectations. Employers should explain the applicable limits and provide workable processes; managers should anticipate assignments and communicate priorities; employees need to know time-recording procedures and how to report actual incidents.

Communication should also reflect different roles. Operations staff need clear handovers, breaks and coverage; office teams need clear priorities, meeting practices and expectations for after-hours requests; managers need approval and correction procedures. Hybrid or remote teams may need agreed communication windows and availability rules consistent with their actual employment arrangements.

Communications have value when instructions, incentives and supervisory practices are consistent. A policy that is not reflected in day-to-day decisions leaves the underlying issues unresolved.

Employer

Provide workable rules, capacity and tools for organizing work.

Managers

Plan workloads, manage exceptions and follow the agreed procedures.

Teams

Record time accurately, report incidents and understand availability expectations.

07 / Unscheduled work

Recognizing work that occurs outside the planned schedule

Some work never appears on the planned calendar. Preparing documents for a meeting, resolving a work issue after a shift, answering job-related messages or completing a handover can all require time that should be identified and evaluated under the applicable circumstances.

Employers should distinguish work actually performed, periods of availability, breaks and travel without assuming they all receive the same legal treatment. Ordinary commuting, for example, is not automatically treated as actual working time in every circumstance.

Understanding these activities can reveal uneven workloads and support accurate timekeeping. It also helps an employer avoid treating unrecorded extra work as a genuine productivity gain.

01Preparation

Review work that must be done before a meeting or main assignment.

02Handovers

Identify transitions requiring actual employee time and coordination.

03Work messages

Review instructions and tasks handled beyond planned hours.

04Incidental administration

Account for supporting tasks that extend actual work.

08 / Cultural implementation

Five practical agreements for a consistent approach to working time

Cultural change becomes manageable when general intentions are converted into operating agreements. Asking everyone to be “more efficient” provides little guidance unless management decides which practices will change and how to verify progress.

These agreements must reflect business size, the nature of the work, relevant contracts and collective arrangements. Where existing staffing cannot sustain necessary coverage, capacity and resources must be reviewed alongside workplace habits.

  1. Purposeful meetings

    Define objectives, duration and ownership before inviting participants.

  2. Explicit priorities

    Agree on essential deliverables, sequencing and available capacity.

  3. A shared urgency standard

    Distinguish critical incidents from schedulable work and define escalation.

  4. Accurate timekeeping

    Review hours actually worked and incidents, including schedule changes.

  5. Address the underlying causes

    Use evidence to adjust workloads, processes and staffing without placing every responsibility on employees.

Management perspective

Working-time culture changes when work is planned and boundaries are respected

The shorter workweek makes a longstanding management decision more visible: how to organize tasks, resources and working time so they fit together. Managers' habits, planning and reliable records of what actually happens are complementary parts of that work.

Companies can make practical progress by setting clearer expectations for meetings, urgent work, availability, workloads and process improvement. Those agreements must be aligned with applicable employment conditions and actual operating capacity. At De la Vega & Martínez Rojas, this perspective connects legal requirements with the realities of each workplace and the decisions managers and teams make every day.

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