Standards Comparison

    ISO 45001

    Voluntary
    2018

    International standard for occupational health and safety management systems

    VS

    ISO 22301

    Voluntary
    2019

    International standard for business continuity management systems.

    Quick Verdict

    ISO 45001 provides OH&S management systems to prevent workplace injuries, while ISO 22301 ensures business continuity amid disruptions. Companies adopt them for safer workplaces, regulatory compliance, reduced risks, and integrated resilience via shared HLS structure.

    Occupational Health & Safety

    ISO 45001

    ISO 45001:2018 Occupational Health and Safety Management Systems

    Cost
    €€€
    Complexity
    Medium
    Implementation Time
    6-12 months

    Key Features

    • Mandates leadership accountability and worker participation
    • Requires hierarchy of controls for risk reduction
    • Aligns with Annex SL for IMS integration
    • Explicit controls for change, contractors, emergencies
    • PDCA cycle drives continual improvement
    Business Continuity

    ISO 22301

    ISO 22301:2019 Business continuity management systems Requirements

    Cost
    €€€
    Complexity
    Medium
    Implementation Time
    0-6 months

    Key Features

    • PDCA cycle for continual BCMS improvement
    • Business Impact Analysis and risk assessment core
    • Leadership commitment and policy requirements
    • Operational testing and recovery exercises
    • Annex SL integration with ISO 27001

    Detailed Analysis

    A comprehensive look at the specific requirements, scope, and impact of each standard.

    ISO 45001 Details

    What It Is

    ISO 45001:2018 is the international standard for Occupational Health and Safety Management Systems (OHSMS). It provides a framework to prevent work-related injuries and ill health, improve OH&S performance, and integrate safety into business processes. Built on the Annex SL High-Level Structure (HLS) and PDCA cycle, it adopts a risk-based approach covering hazards, opportunities, and legal requirements.

    Key Components

    • Clauses 4-10: context, leadership, planning, support, operation, evaluation, improvement.
    • Emphasizes worker participation, hierarchy of controls, contractor management.
    • No fixed controls; scalable requirements with documented information.
    • Optional third-party certification via audits.

    Why Organizations Use It

    • Reduces incidents, costs, and downtime; lowers insurance premiums.
    • Meets legal/compliance needs; enhances resilience and reputation.
    • Builds stakeholder trust, aids IMS with ISO 9001/14001.
    • Drives competitive edge through safety culture and talent retention.

    Implementation Overview

    • Phased: gap analysis, policy/objectives, controls, audits, reviews.
    • 6-12 months typical; scalable for all sizes/sectors.
    • Involves training, risk assessments, leadership commitment; certification optional but strategic.

    ISO 22301 Details

    What It Is

    ISO 22301:2019, titled Societal security — Business continuity management systems — Requirements, is an international certification standard for establishing a Business Continuity Management System (BCMS). Its primary purpose is to help organizations protect against, reduce the likelihood of, and recover from disruptive incidents like cyberattacks, pandemics, and natural disasters. It uses a risk-based approach structured around the PDCA (Plan-Do-Check-Act) cycle for flexibility and continual improvement.

    Key Components

    • 10 clauses (4-10 core): context, leadership, planning (incl. BIA/RA), support, operation, evaluation, improvement
    • No prescriptive controls; tailored via Business Impact Analysis (BIA) and risk assessment
    • Built on Annex SL high-level structure for integration with ISO 27001/31000
    • Certification valid 3 years with annual surveillance audits

    Why Organizations Use It

    Drives resilience, minimizes financial losses/downtime, ensures regulatory compliance (e.g., NIS Directive), enhances stakeholder trust/reputation, provides competitive advantages like procurement wins and lower insurance premiums.

    Implementation Overview

    Phased: gap analysis, leadership buy-in, BIA/RA, strategy development, training/testing, audits. Applicable to all sizes/sectors globally. Two-stage certification (6-8 weeks post-readiness).

    Key Differences

    Scope

    ISO 45001
    Occupational health & safety management
    ISO 22301
    Business continuity & resilience management

    Industry

    ISO 45001
    All sectors, high-risk like manufacturing/construction
    ISO 22301
    All sectors, critical like finance/utilities/healthcare

    Nature

    ISO 45001
    Voluntary ISO certification standard
    ISO 22301
    Voluntary ISO certification standard

    Testing

    ISO 45001
    Internal audits, management reviews, drills
    ISO 22301
    BIA, exercises, tabletop simulations, audits

    Penalties

    ISO 45001
    Loss of certification, no legal penalties
    ISO 22301
    Loss of certification, no legal penalties

    Frequently Asked Questions

    Common questions about ISO 45001 and ISO 22301

    ISO 45001 FAQ

    ISO 22301 FAQ

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