OHSAS 18001 is an Occupation Health and Safety Assessment Series for health and safety management systems. It is intended to help an organizations to control occupational health and safety risks. It was developed in response to widespread demand for a recognized standard against which to be certified and assessed.

OHSAS 18001 has been developed to be compatible with ISO 9001 and ISO 14001 management systems standards, in order to facilitate the integration of quality, environmental and OH&S management systems by organizations. Legislative & regulatory commitment and continual improvement are two important aspects of OHSAS 18001.

The standard is in two sections:

  • OHSAS 18001 is the specification against which certification is awarded.
  • OHSAS 18002 provides guidance on implementing an occupational health and safety management system and corresponds directly to the specification.
  • Provides for regular audits/reviews of performance

The elements of OHSAS 18001 include:

  • Policy and commitment
  • Hazard identification, risk assessment & risk controls
  • Legal requirements
  • Objectives & Programs
  • Organization & personnel
  • Training, Communication & Consultation
  • Documentation & Records ofOperational Controls
  • Emergency Readiness
  • Measurement & monitoring
  • Accident & incident investigation, corrective & preventive action
  • Audit & Review


  • improves the management of occupational health and safety
  • assists with compliance with all legal requirements
  • increased health protection of employees
  • helps prevent accidents and random events
  • reduces costs associated with injuries
  • creates a responsible corporate status