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Exams : NEBOSH Level 6 International Diploma Assessments

NEBOSH Level 6 International Diploma Assessment

Your guide to taking your assessment with Astutis


NEBOSH updated the specification for the NEBOSH International Diploma in May 2023, and it is now known as the NEBOSH Level 6 International Diploma for Health and Safety Management Professionals.

The NEBOSH Level 6 International Diploma for Occupational Health and Safety Professionals has 3 assessments, now known as the DI1, DI2, DI3 respectively:

More in depth info can be found on our Exam Hub here:

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Unit DI1 assessment

The assessment for Unit DI1 is split into 2 sections:

  • Scenario based questions (100 marks)
  • Workplace activities, reflective tasks and short research project (200 marks)

You will have 4 weeks to complete your assignment and submit it to the NEBOSH online portal. We recommend you spend at least 40 hours on your assessment, which equates to around 10 hours per week.

The assessment is worth 300 marks and you need to achieve at least 50% to pass. 


Unit DI2 and Unit DI3 assessment

Units DI2 and DI3 are each assessed with a case-study and scenario based questions.

You will have 2 weeks to complete each question paper and submit it for marking. We recommend you spend at least 20 hours on each paper (around 10 hours per week).

Both DI2 and DI3 are worth 175 marks each, and you need at least 50% to pass. 

NEBOSH Level 6 International Diploma assessment dates

Remember, you need to register for your NEBOSH Level 6 International Diploma assessment at least 5 weeks before your chosen exam date.


Start Date



DN2/DI2 15 May 2024 30 May 2024 09 April 2024
DN3/DI3 17 July 2024 31 July 2024 12 June 2024
DN1/DI1 11 September 2024 09 October 2024 06 August 2024
DN2/DI2 13 November 2024 27 November 2024 09 October 2024

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How to submit your NEBOSH Level 6 Diploma assessment

NEBOSH will send you login details for the NEBOSH assessment portal 2 weeks before your assessment date. From here, you can download your assessment paper and any supporting material straight to your computer to complete in your own time.

When you’re ready to submit your assessment, save your document with the file name format: “last name, first name, NEBOSH student number, Learning provider name”.

You can submit your assessment by heading to the page where you downloaded your question paper and clicking “add submission”.

NEBOSH Level 6 Diploma assessment results

You must pass all three assessments to achieve your full NEBOSH Level 6 Diploma qualification. NEBOSH will email you your results within 50 working days (10 weeks) after your submission date.

You’ll receive a hard-copy certificate for each unit in the post within 20 working days (4 weeks) after you receive your successful result.

A final overall qualification parchment will be sent within 20 working days (4 weeks) of passing your final unit.

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