Standards Comparison

    ISO 45001

    Voluntary
    2018

    International standard for occupational health and safety management

    VS

    BREEAM

    Voluntary
    1990

    Global certification framework for sustainable built environment performance

    Quick Verdict

    ISO 45001 provides occupational health & safety management for all organizations worldwide, while BREEAM delivers building sustainability certification for construction projects. Companies adopt ISO 45001 for worker safety compliance and BREEAM for green asset value and ESG credentials.

    Occupational Health & Safety

    ISO 45001

    ISO 45001:2018 Occupational Health and Safety Management

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

    Key Features

    • Leadership accountability and worker participation mandates
    • Annex SL structure for IMS integration
    • Hierarchy of controls prioritizing hazard elimination
    • Risk and opportunity-based proactive planning
    • PDCA cycle with continual improvement focus
    Building Sustainability

    BREEAM

    Building Research Establishment Environmental Assessment Method

    Cost
    €€€
    Complexity
    High
    Implementation Time
    12-18 months

    Key Features

    • Credit-based scoring across 10 weighted sustainability categories
    • Third-party certification by licensed assessors and BRE audits
    • Lifecycle schemes for new construction, in-use, infrastructure
    • Evidence-driven compliance with KBCNs and technical manuals
    • Alignment to net-zero, biodiversity, EU Taxonomy in V7

    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, using a risk-based, PDCA approach aligned with Annex SL.

    Key Components

    • Clauses 4–10 cover context, leadership, planning, support, operation, evaluation, improvement.
    • Emphasizes hierarchy of controls, worker participation, leadership accountability.
    • Built on PDCA cycle; no fixed controls, scalable requirements.
    • Optional third-party certification via audits.

    Why Organizations Use It

    • Reduces incidents, legal risks, costs; enhances resilience, reputation.
    • Meets stakeholder, supply-chain expectations; voluntary but strategic.
    • Integrates with ISO 9001/14001 for efficiency.
    • Drives culture shift to proactive safety governance.

    Implementation Overview

    • Phased: gap analysis, policy/objectives, controls, audits (6-12 months typical).
    • Applicable all sizes/sectors; focuses training, participation, metrics.
    • Involves leadership commitment, worker engagement, continual improvement.

    BREEAM Details

    What It Is

    BREEAM (Building Research Establishment Environmental Assessment Method) is a science-led sustainability certification framework for the built environment. It assesses environmental, social, and resilience performance across buildings, infrastructure, and communities throughout their lifecycle. The primary methodology is credit-based, with weighted categories converting compliance into ratings from Pass to Outstanding.

    Key Components

    • 10 core categories: Management, Health & Wellbeing, Energy, Transport, Water, Materials, Waste, Land Use & Ecology, Pollution, Innovation.
    • Hundreds of credits with prerequisites, evidence requirements, and third-party audits.
    • Built on technical manuals, KBCNs, and schemes like New Construction, In-Use, Infrastructure.
    • Certification via licensed assessors and BRE Global QA.

    Why Organizations Use It

    • Drives ESG alignment, net-zero strategies, and value uplift (e.g., 8-12% premiums).
    • Meets planning incentives, EU Taxonomy, investor demands.
    • Mitigates risks in energy costs, resilience, reputation.
    • Enhances market differentiation and tenant appeal.

    Implementation Overview

    • Phased: pre-assessment, design integration, construction evidence, certification.
    • Early assessor/AP appointment key; suits all sizes, global with local adaptations.
    • Requires training, evidence management, audits for certification validity (e.g., 3 years In-Use).

    Key Differences

    Scope

    ISO 45001
    Occupational health & safety management systems
    BREEAM
    Building sustainability & environmental performance

    Industry

    ISO 45001
    All sectors, global, all organization sizes
    BREEAM
    Construction, real estate, infrastructure worldwide

    Nature

    ISO 45001
    Voluntary international management system standard
    BREEAM
    Voluntary third-party sustainability certification

    Testing

    ISO 45001
    Internal audits, management reviews, certification audits
    BREEAM
    Licensed assessor evaluation, BRE quality audits

    Penalties

    ISO 45001
    Loss of certification, no legal penalties
    BREEAM
    No certification, no legal penalties

    Frequently Asked Questions

    Common questions about ISO 45001 and BREEAM

    ISO 45001 FAQ

    BREEAM FAQ

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