NEBOSH International Diploma in Occupational Health and Safety


Please organise your travel to arrive at the course venue by 08:30 hours to register your attendance.

The course will start promptly at 08:45 hours and is scheduled to finish at 17:00 hours. (please note: timings are subject to change at the discretion of the course tutor).

Learning Outcomes

Upon completion of the course candidates should be able to:

  • Design and present health and safety training programmes
  • Assess situations and apply their health and safety knowledge to familiar and unfamiliar scenarios
  • Analyse and evaluate information presented in both quantitative and qualitative forms
  • Outline hazard identification using appropriate techniques
  • Describe the principles and techniques of failure tracing methodology
  • Outline the principles of prevention, the choice of control measures and their cost benefit
  • Review and manage the organisation factors within health and safety, including the identification of the various categories of third parties in a workplace, the relevant legislative requirements, responsibilities and controls
  • Understand the principals of health and safety law
  • Outline the requirements, roles, structure (implementation and monitoring) of an effective health and safety policy
  • Understand the principals of toxicology and epidemiology
  • Explain the basic physical concepts and effects of noise and vibration on the individual as well as exposure to radioactive and thermal environments on the workforce
  • Outline the main considerations for storage, handling and processing of dangerous substances, the selection assessment, use and maintenance of work equipment and also, the basic principles and dangers of electricity
  • Review a health and safety management system and indicate with use of a risk assessment, the future priorities for the organisation

For a more comprehensive list of learning outcomes, please refer to the NEBOSH website.

Assessment Information

The qualification is comprised of four units, each of which is assessed separately:

  • Unit IA: International management of health and safety
    • Assessed by a 3-hour written examination
  • Unit IB: International control of hazardous agents in the workplace
    • Assessed by a 3-hour written examination
  • Unit IC: International workplace and work equipment safety
    • Assessed by a 3-hour written examination
  • Unit ID: International application of health and safety theory and practice
    • Assignment unit designed to test knowledge across the syllabus, assessing application of health and safety theory and practice

Students may choose to take individual units in any order over a five year period. For each completed unit with a passing grade; candidates will receive a unit certificate.

Upon the successful completion of all four units, candidates will receive the overall qualification: NEBOSH International Diploma in Occupational Health and Safety.

Language of Assessment

The standard of English required by candidates studying the NEBOSH International Diploma in Occupational Health and Safety must be such that they can both understand and articulate the concepts contained in the syllabus.

NEBOSH recommends that candidates undertaking this qualification should reach a minimum standard of English equivalent to an International English Language Testing System (IELTS) score of 7.0 or higher in IELTS tests in order to be accepted onto an International Diploma in Occupational Health and Safety programme.

For further information please consult the IELTS website.

Assessment Registration and Fees

The dates for the candidate assessments (examinations and workplace assignment) are selected at the time of booking onto the course with your British Safety Council Account Manager.

If the candidate wishes to change the examination date, they should make contact with the British Safety Council Account Manager on +44 (0)20 8741 1231 as soon as possible. Please Note: any changes are subject to space availability and may incur additional fees.

Examinations for Units A, B and C take place in London. Three to four weeks prior to the scheduled examination date the candidate will receive a reminder of the date and location along with a NEBOSH Registration Form to be completed and returned to the British Safety Council Examinations Officer in London.
Unit D, the assignment portion of the assessment is due within a month of the examination and is to be sent directly to NEBOSH for grading.

Should there be any queries regarding the process, please contact our customer service team at [email protected] or call us on +44 (0)20 8741 1231.


Examinations are normally held annually in the third full week of January and in the first full week of July.
Successful completion of the course will give candidates an internationally recognised qualification.
Holders of the NEBOSH International Diploma in Occupational Health and Safety may use the designatory letters “IDipNEBOSH” after their name and are invited to the annual NEBOSH Graduation and Awards Ceremony in the year following the successful completion of their award.

The Diploma also entitles the holder to apply for graduate membership (GradIOSH) of the Institute of Occupational Safety and Health (IOSH). This is the first step to becoming a Chartered Safety and Health Practitioner as a Chartered Member of IOSH (CMIOSH).

This qualification is also accepted by the International Institute of Risk and Safety Management ( as meeting their requirements for full membership (MIIRSM) as well as being accredited and credit rated by the Scottish Qualifications Authority (SQA), it sits in the Scottish Credit and Qualifications Framework (SCQF) at SCQF Level 10 with 47 SCQF credit points. SCQF Level 10 is comparable to NQF/QCF Level 6 in England, Wales and Northern Ireland.


We very much wish you success on your course. If you have any queries or feedback please feel free to speak with your course tutor or contact our customer service team at [email protected] or call us on +44 (0)20 8741 1231.

Terms and Conditions

As NEBOSH are the awarding body for this qualification, it is very important that you are familiar with their terms and conditions. These are available in your Learner Resource Area (LRA) on the British Safety Council website (, please access the LRA by using the login information you created from your course confirmation email or you can visit the NEBOSH website directly (