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    ISO Standards

    ISO 45001 Clause 5: Leadership & Worker Participation — The Make-or-Break Clause

    OHS Compliance Group
    8 March 2026
    14 min read

    Why Clause 5 Is the Most Important Clause

    Clause 5 is the most audited and most cited clause in ISO 45001. Under OHSAS 18001, safety could be delegated. ISO 45001 makes top management personally accountable.

    Clause 5.1: Leadership and Commitment

    Top management must demonstrate leadership by:

    • OH&S discussed at board meetings (with minutes as evidence)
    • Safety KPIs in senior management performance reviews
    • CEO/MD visibly involved in safety activities
    • Budget allocation for OH&S resources and training

    What Auditors Actually Look For

    1. Interviewing top management — Can they articulate the OH&S policy? Do they know the current LTIFR?
    2. Reviewing meeting minutes — Is OH&S a standing agenda item?
    3. Checking resource allocation — Dedicated OH&S budget?
    4. Observing behaviour — Do managers wear PPE? Stop unsafe work?
    5. Performance reviews — Do managers have safety KPIs?

    Clause 5.2: OH&S Policy

    Must include commitments to:

    • Provide safe and healthy working conditions
    • Eliminate hazards and reduce risks
    • Comply with legal requirements
    • Consultation and participation of workers
    • Continual improvement

    Clause 5.4: Worker Participation

    The standard distinguishes between:

    Consultation (seeking views): policy, objectives, legal requirements, audit programme Participation (active involvement): hazard identification, risk assessment, control determination, incident investigation

    8 Practical Worker Participation Mechanisms

    1. Safety Committees with worker majority and decision-making authority
    2. Hazard Reporting Systems — mobile app, suggestion boxes, direct access
    3. Risk Assessment Teams — workers assessing their own work areas
    4. Safety Walk Participation — workers accompany managers
    5. Toolbox Talk Development — workers develop and deliver
    6. Incident Investigation Teams — workers as contributors, not subjects
    7. Safety Improvement Suggestions — formal system with management response
    8. Empowered H&S Representatives — invest in NEBOSH IGC for reps

    Evidence Requirements

    MechanismEvidence
    Committee meetingsMinutes, attendance, decisions, action tracking
    Hazard reportsRegister with response times, actions taken
    Risk assessmentsWorker signatures, contribution records
    Safety walksParticipation records, findings, actions
    InvestigationsTeam composition, worker input documented

    Training with OHS Compliance Group

    • Executive Safety Leadership Workshop for top management
    • NEBOSH IGC — safety management and leadership modules
    • ISO 45001 Lead Implementer — clause-by-clause implementation
    • Worker Participation Workshops — practical tools

    Build your leadership capability or view our courses.

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