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NEBOSH National Diploma

Highly valued degree-level qualification from NEBOSH for health and safety managers, supervisors and consultants. 

Prices starting from £1195 +vat

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Course overview

The NEBOSH National Diploma for Occupational Health and Safety Professionals is one of the most highly valued degree-level qualifications for health and safety professionals in the world.

Introduced in 1980, more than 18,000 people have passed the NEBOSH Diploma. Considered the gold standard of health and safety qualifications, it is the highest-level training NEBOSH offers.

The NEBOSH National Diploma increases candidates’ ability to help organisations make sensible and proportionate decisions in managing risks. This qualification supports their business objectives and regulatory requirements – delivering positive change in the modern workplace.

The NEBOSH National Diploma covers the practical skills that are essential to health and safety professionals. We assess candidates’ ability to apply their knowledge in real-world settings and teach them how to deliver positive change in the workplace.

Who is the NEBOSH National Diploma training course suitable for?

The Phoenix NEBOSH National Diploma course is ideal for health and safety professionals wishing to advance their career, including safety managers, advisors and consultants.

A degree-level qualification can also increase promotion prospects and earning potential.

There are no formal entry requirements for the NEBOSH National Diploma; however, we recommend first completing one of the following courses first, as the Diploma syllabus assumes that learners will have this level of prior learning.

Course programme

NEBOSH National Diploma programme

The NEBOSH National Diploma course  consists of three separate assessments: one assignment and two scenario-based case studies:

ND1 – Know – workplace health and safety principles

ND2 – Do – controlling workplace health issues

ND3 – Do – controlling workplace safety issues

Each assessment is a substantial undertaking.

  • We anticipate that it will take you around 60 hours to complete the ND1 assignment and 40 hours each for the ND2 and ND3 case studies. The time-period given for you to complete each assessment reflects this: Unit ND1: 6 weeks (30 working days) Unit ND2: 4 weeks (20 working days) Unit ND3: 4 weeks (20 working days)

Course Dates

Classroom and Virtual Classroom course dates for 2022 & 2023. 

When booking any of the above course dates, only the start date will appear at time of booking. Full course details will be emailed to you after payment has been made. 

Our classroom learning courses happen 09:00-18:00 Monday - Friday.

Revision Workshop Dates

For all Diploma units, we run several online revision workshops. You can attend a workshop date that suits your availability. 

Revision days for the diary. 

4th March 2022

6th May 2022

8th July 2022

9th September 2022

4th November 2022

10th March 2023

8th September 2023

Learning outcomes

Learning outcomes of NEBOSH National Diploma:

  • Effectively manage health and safety.
  • Understand key UK legal frameworks for health and safety, including the essential elements of health and safety systems.
  • Management of workplace stress.
  • The importance of human factors in reducing incidents.
  • Support and develop your company’s health and safety culture.

When combined with further professional development, the NEBOSH Diploma meets the standards required to achieve Chartered Safety Practitioner (CMIOSH) status. It builds directly on the knowledge gained in the NEBOSH National General Certificate and the NEBOSH National Construction Certificate.

On completion of the NEBOSH National Diploma, candidates can append “DipNEBOSH” to their name. There’s also the opportunity to apply for Graduate Membership with the Institution of Occupational Safety and Health (GradIOSH). Graduation entitles you to full membership to the International Institute of Risk and Safety Management (IIRSM).


How long does the NEBOSH Diploma take?

The qualification requires a minimum of 191 taught hours, plus 144 recommended self-study hours and 140 assessment hours.

The duration of the NEBOSH National Diploma depends on the study method:

Distance learning = 450 - 500 hours 

Next steps

The NEBOSH Diploma also acts as a stepping-stone to postgraduate study. Many UK universities accept the NEBOSH Diploma as their entry criteria for MSc-level courses, so it provides a clear route to masters-level postgraduate study.


The assessments focus on the application of knowledge to help you prepare for the health and safety tasks faced in the workplace.

Each assessment is a substantial undertaking. We anticipate that it will take you around 60 hours to complete the ND1 assignment and 40 hours each for the ND2 and ND3 case studies. The time-period given for you to complete each assessment reflects this:

Unit ND1: 6 weeks (30 working days)

Unit ND2: 4 weeks (20 working days) 

Unit ND3: 4 weeks (20 working days)

If you are booking the classroom course, your exam cost will be included within the price. If you are booking on to the distance learning course your exams will be an extra fee and will need to be booked separately.

Exam dates are set by NEBOSH and can be found on our 'book a NEBOSH exam' page.

Payment plans

Payment Plans are offered to self-funding UK students only. We require 30% of the total course fee upfront. Payments will be made monthly from the day your deposit was made and must be received within 7 days of this date. The balance of your account must be cleared in full, prior to you registering for examinations. Payment plans can be paid by: Credit/debit card or bank transfer. If you would like to organise a payment plan please get in touch.


View all FAQs
  • When and how will I receive my NEBOSH results?

    Results are notified by NEBOSH after completing the course. NEBOSH send out the results 10-12 weeks after the exams. Your certificates will arrive after the results have been announced.

  • What happens if I fail the NEBOSH assessment?

    The Phoenix Pass Pledge will cover your additional studies, but you retake the exams at your own cost. 
  • Are there any entry requirements for NEBOSH National or International Diploma?

    There is no formal entry requirement. However, achievement of the NEBOSH National General Certificate, or a direct equivalent (level 3), is highly recommended before undertaking the Diploma course. 

    An appropriate standard of English language is also essential for students to understand the syllabus and articulate the concepts it contains. NEBOSH recommends a minimum standard of English equivalent to an International English Language Testing System (IELTS) score of 7.0 or higher. 

Why choose a NEBOSH course with Phoenix?

  • Accredited Partner

    Phoenix Health and Safety is a NEBOSH Gold Partner. This accreditation means our NEBOSH course materials, tutors, and learning environments are all stamped with excellence.

  • Expertise

    We are one of the UK's leading providers of training in health and safety. 

    Our tutors and mentors are widely respected for their expertise, experience and ability to provide an enjoyable learning experience. 

  • Student support

    We go the extra mile to make sure our course attendees receive the best possible support, through study guides and student groups.

    Many candidates find our Facebook community group particularly helpful while they are studying, as it enables them to compare notes with fellow students and ask questions.

  • The Phoenix Pass Pledge

    Every Phoenix NEBOSH course entitles you to continue studying free of charge if you fail to meet the required standard in examinations. However, this is rarely necessary. Our pass rate for NEBOSH General Certificate training courses is above industry average, with a high number of credits and distinctions.