ISO 45001 Certification: Occupational Health & Safety

Safeguard employees with a structured approach to occupational health and safety

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ISO 45001 Certification: Occupational Health & Safety

ISO 45001 certification shows that your organization takes a structured, proactive approach to occupational health and safety. By implementing ISO 45001, you demonstrate a deep commitment to protecting the people who work for and with you, embedding safety into everyday operations. The standard can be combined with the guideline standard ISO 45003 on psychological health and safety at work, addressing psychological health and safety risks through a broader approach.

ISO 45001 is an international standard on occupational health and safety (OH&S), that provides a robust management system that strengthens occupational health and safety in the workplace and systematically reduces risks and supports legal compliance. This helps prevent accidents and incidents, improves operational stability, and can lead to measurable business benefits such as reduced downtime and lower employee turnover.

What is the ISO 45001 standard?

The ISO 45001 standard is applicable for any organization, regardless of size, industry or geographical location. The standard’s requirements emphasize leadership commitment and active worker participation, providing a structured framework for managing occupational health and safety risks in a systematic and consistent way.

ISO 45001 helps you achieve:

  • A proactive approach to identifying hazards and assessing OH&S risks and to take advantage of OH&S opportunities
  • Effective risk control measures that reduce or eliminate workplace hazards
  • A competent, well‑trained workforce capable of performing tasks safely
  • A structured OH&S management system with a built‑in culture of continual improvement and for enhancing OH&S performance
  • Consistent compliance with applicable OH&S legal and regulatory requirements
  • Stronger leadership commitment and accountability for health and safety
  • Create involvement in safety programs and foster a culture embraced by all levels.

The ISO 45001 standard is built on the ISO Harmonised Structure (HS), which defines the structure for all ISO standards easing integration with other management system standards such as ISO 9001 and ISO 14001.

Value of ISO 45001 certification

Certification to ISO 45001 by an independent third-party demonstrates that your occupational health and safety management system is compliant with the standard and your commitment to protecting your people and occupational health.

As a result, you get:

  • Safer and healthier working conditions that protect employees
  • Stronger reputation and increased trust from customers, partners and stakeholders
  • A more resilient organization with better long-term performance
  • Demonstrated commitment to proactive risk prevention rather than reactive fixes
  • Increased profitability due to lower insurance premiums, lower absence, reduced employee turnover, and fewer operational disruptions.

Why partner with DNV?

DNV is one of the world’s leading certification bodies. Through management system certification, supply chain assurance and training services, we help companies manage risks, assure compliance and build competence in organizations, supply chains and people.

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How to get certified to ISO 45001

To be certified, you first need to implement an effective occupational health and safety management complying with the requirements in ISO 45001. DNV is  an accredited third-party certification body and can support you throughout the journey starting from relevant ISO 45001 competence training to self-assessments, gap analysis and certification services.. DNV provides IRCA accredited courses for ISO 45001. In addition, DNV offers specific training on ISO 45003, the guideline standard on psychological health and safety at work. It provides guidance for managing psychosocial risks within an OH&S management system based on ISO 45001.

As a DNV customer, you also get access to a suite of digital tools that can help you ensure compliance, continually improve and manage your entire certification journey with us.

Learn how to get started and be certified

    • Obtain the standard:

    Get a licensed copy of the relevant standard and familiarize yourself with the requirements to decide if certification/registration to this standard makes good sense for your organization.

    • Review available literature and apply digital tools

    Explore available literature, guidelines from the standard owners (e.g. ISO/TS 9002 for ISO 9001, ISO 14004 for ISO 14001)   and digital sources and tools that can assist with implementation. Note that as a DNV customer you get access to tailored tools that can assist you.

    • Assemble a team and define strategy:

    To implement a management system should be a strategic decision for the entire organization. Senior management must be involved in the decision, committed and involved in shaping the system. They decide the business strategy the management system should support. In addition, you need a dedicated team to develop and implement your management system.

    • Determine competence needs:

    First, your team implementing and maintaining the management system needs a thorough understanding of the chosen standards. Later on, the wider organization needs awareness training. DNV offers a variety of public and in-house courses worldwide that meets your competence training needs at all levels within your organization.

    • Review consultant options:

    Independent consultants can advise on a workable, realistic, and cost-effective strategy plan for implementation if you do not have this competence or capacity already.

    • Develop management system documentation: 

    Decide on an appropriate platform for your documented information (e.g. software, process map- or SharePoint-based). The right platform is important to ensure effective management, communication and implementation.

    • Determine, manage and document processes:

    First identify key processes – what they are, how they work, and how they interact. Each process should have a clear purpose, defined responsibilities, and expected outputs. The level of documented information needed depends on the organization’s size, complexity, and the importance of each process, but must include relevant processes and other documented information needed to deliver on intended outcomes and comply with the chosen standard’s requirements.

    • Implement management system:

    Clear communication and necessary competence training are essential elements. During the implementation phase, you will work to ensure that your organization is working according to defined and documented processes. Once successful, you can prove system’s compliance and effectiveness.

    • Select a certification body/registrar:

    Selecting the right certification body/registrar can make a difference throughout your certification journey. DNV offers a trusted partnership approach, a risk-based approach and range of free digital tools that help you manage your certification journey before, during and after the audit.

    • Consider a pre-audit gap analysis:

    Consider a preliminary evaluation by your certification body/registrar to identify and correct nonconformities before starting the official certification process. The purpose is to identify areas of non-conformance or weaknesses, allowing you to correct these before you begin the official certification process.

ISO 45001 - FAQ

  • ISO 45001 is the international standard on occupational health and safety (OH&S). It provides a structured framework that helps organizations of any size and sector create safer workplaces by identifying hazards, managing risks and opprtunities, and improving overall safety performance. Developed by the International Organization for Standardization (ISO), the standard focuses on eliminating or minimizing OH&S risks through systematic processes, leadership involvement, and worker participation. When combined with the guideline standard ISO 45003 on psychological health and safety at work, organizations can take a broader approach to safety by also addressing psychological risks.

  • ISO 45001 certification is an independent, third party confirmation that an organization’s occupational health and safety management system meets the requirements of ISO 45001. Certification is voluntary and is granted after an accredited certification body verifies compliance through an audit. Achieving ISO 45001 certification demonstrates a structured, reliable approach to preventing work related injuries, illnesses, and fatalities, and provides customers and stakeholders with confidence in the organization’s ability to manage OH&S consistently.

  • ISO 45001 and ISO 9001 are both international management system standards, but they serve different purposes. ISO 45001 focuses on protecting worker health and safety by managing OH&S risks, while ISO 9001 focuses on ensuring consistent product and service quality through effective quality management processes. Both ISO 9001 and ISO 45001 are built on ISO’s Harmonised Structure (HS), which defines structure for all ISO standards easing integration with other standards.

  • To become certified, an organization must first implement an occupational health and safety management system that meets the requirements of ISO 45001 and then undergo an audit by an independent, accredited certification body like DNV.  Comprehensive support is provided throughout the process, covering everything from initial training and gap analysis to self‑assessment tools and the certification audit itself DNV also offers IRCA-accredited ISO 45001 courses and dedicated training on ISO 45003, the guideline standard for psychological health and safety at work.

ISO 45001 training

ISO 45001 awareness course

A one-day course focusing on understanding the requirements of Occupational Health and Safety Management Systems (OHSMS) in line with the ISO 45001:2018 standard.

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ISO 45001 induction course

This one-hour course provides all employees with a clear understanding of the ISO 45001 Management System, its importance and value to the organization in reducing workplace incidents and demonstrating commitment to Occupational Health & Safety (OH&S).

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ISO 45001 auditor/lead auditor course

A full week course designed to provide participants with the knowledge and skills required to perform first, second-and third-party audits of Occupational Health & Safety Management Systems (OHSMS) in accordance with the requirements of ISO 45001:2018.

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ISO 45001 internal auditor course

A two-day course for internal auditors to meet ISO 45001:2018 Occupational Health & Safety Management System (OHSMS) standard requirements. This course covers ISO 45001:2018 from an auditors’ point of view and details the responsibilities of an internal auditor, along with training on planning and conducting an OHSMS audit and report with impact to management.

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