NEBOSH International Diploma in Occupational Health and Safety


Minimum of 2 years of learning.

The syllabus is divided into four units, each of which is assessed separately; three by written examination, with a separate written assignment designed to test the candidates ability to apply knowledge across the syllabus. Only by passing all four units can the candidate be awarded the qualification but the candidate will receive a certificate of achievement for each unit separately.

The Units are:
IA Managing health and safety
IB Hazardous substances / agents
IC Workplace and work equipment safety
DNI Application of health and safety in the workplace - An 8000-12000 word assignment,
completed in the workplace

The course also includes a non-assessed Core Skills Unit, which covers communication and training.


The NEBOSH International Diploma is the most widely recognised high-level qualification for Occupational Safety and Health Practitioners. Truly international in scope, the syllabus takes a risk management approach based on best practice and international standards. With Impac’s unique course materials and NZ-based tutors, we ensure that our students are also prepared for the challenges of the NZ context. On successful completion of the qualification, the Diploma holder may apply for Graduate membership (Grad IOSH) of the Institution of Occupational Safety and Health (IOSH), the world’s largest professional body for health and safety practitioners. Graduate members may apply for Chartered Status (CMIOSH) after two years.

Impac offers the NEBOSH International Diploma as a unique blended learning package combining intensive tutorials, revision workshops, telephone and web support. Candidates have the flexibility to achieve the qualification in a time frame ranging from 18 months to 5 years.

Who this course is aimed at

The International Diploma is suitable for anyone seeking to enhance their knowledge and understanding of health and safety to honors degree level (equivalent to level 7 on the NZQA framework) and to have it recognised through an internationally accredited qualification. It is the “must have” qualification for H&S Managers, Advisers and others who have responsibility for H&S in their organisation.


The National Examination Board for Occupational Safety and Health (NEBOSH) is an independent examining board and awarding body, specializing in health, safety, environmental, fire and risk management qualification. Courses leading to NEBOSH qualifications attract over 25,000 international candidates annually and are offered by over 400 course providers in 65 countries around the world. Its qualifications are recognised by many professional memberships including the Institution of Occupational Safety and Health (IOSH), the International Institute of Risk and Safety Management (IIRSM) and the New Zealand Institute of Safety Management (NZISM).


per student