NEBOSH International Diploma in Occupational Health and Safety

NEBOSH International Diploma in Occupational Health and Safety

The NEBOSH International Diploma in Occupational Health and Safety is the leading safety & health qualification for international health & safety practitioners.  Respected by employers worldwide, this is the must-have qualification for those wanting a high-level career in HSE management.

The NEBOSH International Diploma builds on the knowledge gained at NEBOSH Certificate level and is based on international standards and best practice. It is made up of four units which must be completed within five years to achieve the NEBOSH Diploma qualification.

What kind of people take the NEBOSH International Diploma?

It is ideal for people who are seeking a successful long-term career and who wish to be recognized as a professional in their field. Health and safety practitioners work in a diverse and challenging global workplace. To be the best, they need the best qualifications. Thousands of health and safety professionals throughout the world have worked to achieve NEBOSH’s International Diploma in Occupational Health and Safety.

The NEBOSH International Diploma is the qualification for aspiring health and safety professionals building directly upon the foundation of knowledge provided by the NEBOSH International General Certificate.  It is designed to provide students with the expertise – wherever in the world they may be working – required to undertake a career as a safety and health practitioner.  It also provides a sound basis for progression to an MSc or more specialist study (such as the NEBOSH Diploma in Environmental Management).

What does the course cover and how is it assessed?

It emphasizes practical management, encouraging a proportionate response to risk while providing a clear understanding of the role of the practitioner.

Students are empowered to positively influence health and safety standards and practice at every organizational level.

The syllabus comprises four units:

  • Unit IA: Managing health and safety
  • Unit IB: Hazardous substances/agents
  • Unit IC: Workplace and work equipment safety
  • Unit DNI: Application of health and safety management in the workplace

Units IA, IB, and IC are each assessed by a written examination.

Unit DNI is a workplace-based assignment, requiring students to conduct a review of health and safety arrangements in their own organization.

It is a common practical unit that can contribute to achievement of the NEBOSH National Diploma in Occupational Health and Safety.

Unit IA: International Management of Health and Safety – 154 Hours

  • IA1 – Principles of Health and Safety Management
  • IA2 – Regulating Health and Safety
  • IA3 – Loss Causation and Incident Investigation
  • IA4 – Measuring and Reviewing Health and Safety Performance
  • IA5 – The Assessment and Evaluation of Risk
  • IA6 – Risk Control
  • IA7 – Organisational Factors
  • IA8 – Human Factors
  • IA9 – The Role of the Health and Safety Practitioner

Assessed by a three hour written exam

Unit IB: International Control of Hazardous Agents in the Workplace – 115 Hours

  • IB1 – Managing Occupational Health
  • IB2 – Identification, Assessment, and Evaluation of Hazardous Substances
  • IB3 – The Control of Hazardous Substances
  • IB4 – The Monitoring and Measuring of Hazardous Substances
  • IB5 – Biological Agents
  • IB6 – Noise and Vibration
  • IB7 – Radiation
  • IB8 – Mental Ill-Health and Dealing with Violence and Aggression at Work
  • IB9 – Musculoskeletal Risks and Controls
  • IB10 – Work Environment Risks and Controls

Assessed by a three hour written exam

Unit IC: International Workplace and Work Equipment Safety – 120 Hours

  • IC1 – Workplace Welfare Requirements and Specific Workplace Issues
  • IC2 – Fire and Explosion
  • IC3 – Workplace Fire Risk Assessment
  • IC4 – The Storage, Handling, and Processing of Dangerous Substances
  • IC5 – Work Equipment
  • IC6 – Workplace Machinery
  • IC7 – Mobile, Lifting, Access, and Work at Height Equipment
  • IC8 – Electrical Safety
  • IC9 – Construction and Works of a Temporary Nature – Hazards and Controls
  • IC10 – Workplace Transport and Managing Work-Related Road Risk

Assessed by a three hour written exam

Unit DNI: International Application of Health and Safety, Theory, and Practice

Assessed by an 8,000-word work based project

What will I gain from this qualification?

Expertise – Thorough but achievable.

The qualification is designed by health and safety professionals to meet the needs of the modern workplace. This enables Diplomates to assist their employer in managing risk effectively.

Practical Skills –

The syllabus covers the practical skills that are essential to health and safety professionals. It assesses students’ ability to apply their skills and knowledge and deliver positive change throughout the workplace.

Satisfaction –

More than 94 percent of successful Diplomates would recommend the NEBOSH International Diploma to others.

Achievement –

The NEBOSH International Diploma is a university degree-level qualification, offering a route to Masters-level study. It is a qualification to be proud of.

Recognition –

NEBOSH’s International Diploma is highly sought-after by employers globally. It is recognized and respected throughout the world as a mark of professionalism for health and safety practitioners.

It is recognized by IOSH – the Institution of Occupational Safety and Health – as fulfilling the academic requirements for Chartered Membership (CMIOSH). It also meets the requirements for full membership of the International Institute of Risk and Safety Management (MIIRSM).

The NEBOSH International Diploma has been accredited and credit rated by the Scottish Qualifications Authority (SQA). Career development – The NEBOSH International Diploma assists in the development of professional competence, increasing students’ ability to help organizations make sensible and proportionate decisions in order to manage risk, meet business objectives, and meet regulatory and other requirements.

Acknowledgment of success –

Achieving the NEBOSH International Diploma is a cause for celebration. Diplomates are invited to NEBOSH’s annual graduation and awards ceremony.

What will my employer gain from this qualification?

A safer workplace –

NEBOSH Diplomates assist employers in protecting against injury and loss of life around the world. This helps to maintain a healthy workforce, avoiding prosecution, litigation, absence costs and loss of reputation.

Assurance – Employing NEBOSH-qualified staff demonstrates a strong commitment to health and safety, as well as professional-level competence.

This can help employers to achieve recognized standards and win new business.

Return on investment –

An employee with a NEBOSH International Diploma has a proven set of high-level skills and knowledge that bring real value to the modern workplace.


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