Why Organizations Adopted OHSAS 18000

Historical reference: OHSAS 18001 has been withdrawn and replaced by ISO 45001. The material below describes the earlier implementation approach. References to OHSAS certification are historical; current projects should be planned against ISO 45001 and applicable requirements.

BSI information on the replacement standard

The following reasons supported adoption of OHSAS 18001:2007. They are presented as historical context; current certification projects should use the applicable ISO 45001 requirements.

Market pressures

• Customer requirements.
• The need to meet applicable occupational health and safety legal requirements; these do not universally require OHSAS certification.
• The need to improve the effectiveness and cost efficiency of health and safety management and maintain competitiveness.
• Preparation for international business integration.

Owner and shareholder expectations

• Confidence that investments support responsible and safe working conditions.
• A stronger organizational reputation among customers and other interested parties.

Employee expectations

• A safe working environment.
• Protection of long-term health and family wellbeing.