by Workforce Group

NEBOSH International Diploma Course

Where will the NEBOSH International Diploma course take me?

The NEBOSH International Diploma in Occupational Health & Safety is the leading qualification for aspiring health and safety professionals and is being increasingly requested by employers. Recognised by employers across the globe, this qualification will enable you to progress your career to the highest level as a health and safety practitioner and expert providing you with the academic credentials to become a competent professional ­ anywhere in the world.

Course overview

The NEBOSH International Diploma builds on the content covered in the NEBOSH International General Certificate (IGC). The NEBOSH International Diploma is split into 4 units (A to D) which are assessed individually Assessment consists of 3 half day exams for Units A to C while Unit D is assessed with an 8,000-word work-based assignment

A course to suit your learning preference and budget

Learning methods

Interactive online learning – 450-500 hours

Qualification recognition

Successful completion of the International Diploma means you can apply for graduate membership of IOSH (Grad IOSH) and take the next step towards chartered membership of IOSH (CMIOSH). You can also apply for membership of the International Institute of Risk Management and use MIIRSM after your name.

What is covered?

Unit IA: Managing health and safety

Unit IB: Hazardous agents in the workplace

Unit IC: Workplace and work equipment safety

Unit ID: Application of health and safety theory and practice

NEBOSH International Diploma Syllabus

NEBOSH International Diploma is the qualification to aspire to if you are seeking a successful long-term career in health and safety outside of the UK.

The course is split into 4 units comprising 3 taught units and a work-based assignment to complete which will demonstrate your application of the knowledge you have gained over the course of the previous units.

Overall Learning Outcomes

On completion of each unit, delegates should be able to demonstrate their understanding of the domain knowledge covered through:

  • The application of knowledge to familiar and unfamiliar situations.
  • The critical analysis and evaluation of information presented in both quantitative and qualitative forms.

N.B. Each element will have additional specific learning outcomes.

Unit IA: International Management of Health and Safety


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

Unit IB: International Control of Hazardous Agents in the Workplace


IB1 – Managing occupational health

IB2 – Identification, assessment and evaluation of hazardous substances

IB3 – 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

IB11 – Work environment risks and controls

Unit IC: International Workplace and Work Equipment Safety


IC1 – Workplace welfare requirements and specific workplace issues

IC2 – Fire and explosion

IC3 – Workplace fire risk assessment

IC4 – Storage, handling and processing of dangerous substances

IC5 – Work equipment (general)

IC6 – Work equipment (workplace machinery)

IC7 – Mobile, lifting, access and work at height equipment

IC8 – Electrical safety

IC9 – Construction hazards and controls

IC10 – Workplace transport and driving for work


Unit ID/DNI: International Application of Health and Safety Theory and Practice

Unit ID/DNI consists of a written assignment set by NEBOSH (designed to demonstrate the application of the knowledge you have gained through units one to three of the course) and is approximately 8,000 words in length. Submission dates for Diploma assignments are in February, May, August and November each year.