ISO Clauses 9001 | ISO 14001 | ISO 45001

These three standards (ISO 9001:2015, ISO 14001:2015, ISO 45001:2018) follow or based on the High-Level Structure (HLS), meaning their clauses are harmonized. This helps organizations integrate multiple management systems (IMS). All Management  System standards consist of 10 clauses. The ISO clauses 9001, ISO clauses 14001, and ISO clause 45001 with sub-clauses are listed here for clear understanding.

• Clause 1: Scope
• Clause 2: Normative references
• Clause 3: Terms and definitions
• Clause 4: Context of the organization
• Clause 5: Leadership
• Clause 6: Planning
• Clause 7: Support
• Clause 8: Operation
• Clause 9 Performance evaluation
• Clause 10: Improvement

Clause 4: Context of the organization

Sub-clauses of Clause 4 are:

ISO 9001	ISO 14001	ISO 45001
4.1 Understanding the organization and its context	4.1 Understanding the organization and its context	4.1 Understanding the orgaization and its context
4.2 Understanding the needs and expectations of interested parties	4.2 Understanding the needs and expectations of interested parties	4.2 Understanding the needs and expectations of workers and other interested parties
4.3 Determining the scope of the quality management system	4.3 Determining the scope of the environmental management system	4.3 Determining the scope of the OH&S management system
4.4 Quality Management System and its processes	4.4 Environmental Management System	4.4 OH&S Management System

Clause 5: Leadership

Sub-clauses of Leadership Clause 5 are:

ISO 9001	ISO 14001	ISO 45001
5.1 Leadership and Commitment	5.1 Leadership and Commitment	5.1 Leadership and Commitment
5.2 Quality Policy	5.2 Environment Policy	5.2 Occupational Health and Safety Policy
5.3 Organizational roles, responsibilities and authorities	5.3 Organizational roles, responsibilities, and authorities	5.3 Organizational roles, responsibilities, and authorities
		5.4 Consultation and participation of workers

In ISO 45001 OH&S Management System, Worker Participation included in Clause 5: Leadership and Worker Participation

Clause 6: Planning

Sub-clauses of Planning Clause 6 are:

ISO 9001	ISO 14001	ISO 45001
6.1 Actions to address risks and opportunities	6.1 Actions to address risks and opportunities (environmental risks/opportunities, aspects, compliance obligations)	6.1 Actions to address risks and opportunities (OH&S hazards, risks/opportunities, legal requirements)
6.2 Quality objectives and planning to achieve them	6.2 Environmental objectives and planning to achieve them	6.2 OH&S objectives and planning to achieve them
6.3 Planning of changes

Clause 7: Support

Sub-clauses of Support Clause 7 are:

ISO 9001	ISO 14001	ISO 45001
7.1 Resources	7.1 Resources	7.1 Resources
7.2 Competence	7.2 Competence	7.2 Competence
7.3 Awareness	7.3 Awareness	7.3 Awareness
7.4 Communication	7.4 Communication	7.4 Communication
7.5 Documented information	7.5 Documented information	7.5 Documented information

Clause 9: Performance Review

Sub-clauses of Performance Review Clause 9 are:

ISO 9001	ISO 14001	ISO 45001
9.1 Monitoring, measurement, analysis and evaluation	9.1 Monitoring, measurement, analysis and evaluation	9.1 Monitoring, measurement, analysis and evaluation
9.2 Internal audit-QMS	9.2 Internal audit-EMS	9.2 Internal audit-OH&SM
9.3 Management review-QMS	9.3 Management review-EMS	9.3 Management review-OH&SM

Clause 10: Improvement

Sub-clauses of Improvement Clause 10 are:

ISO 9001	ISO 14001	ISO 45001
10.1 Improvement-General	10.1 Improvement-General	10.1 Improvement-General
10.2 Nonconformity and Corrective Actions	10.2 Nonconformity and Corrective Actions	10.2 Incident, nonconformity, and corrective actions
10.3 Continual improvement	10.3 Continual improvement	10.3 Continual improvement

Key Takeaways

• Common Clauses (4–10): All three standards follow the same High Level Structure (HLS), making integration smoother.
• ISO 9001 focus on: Customer satisfaction, Quality of product and services.
• ISO 14001 focus on: Environmental aspects and impacts, Legal compliance, enviromental safety and sustainability.
• ISO 45001 focus on: Worker safety, hazard identification and prevention (HIRA), OH&S legal compliance.
• Unique Part of the ISO 14001: Environmental aspects & impacts( identification.
• Unique Part of ISO 45001: Strong emphasis on worker consultation and participation, and hazard identification and risk assessment (HIRA) study.