NEBOSH National Diploma in Occupational Health and Safety Exam Blueprint

NEBOSH

Credential type: professional designation earned by examination · verified on the issuer's site September 20, 2026 issuer page

Retired exam

NEBOSH National Diploma in Occupational Health and Safety was retired on February 25, 2026

NEBOSH retired NATIONAL DIPLOMA on 2026-02-25. Level 6 National Diploma for Occupational Health and Safety Management Professionals is the named replacement path.

No direct replacement is named in the reviewed official sources.

Exam Domains

1 Unit A: Managing Health and Safety 33%

2 Unit B: Hazardous Agents in the Workplace 33%

3 Unit C: Workplace and Work Equipment Safety 34%

Official exam guide | View data source