ISO 45001 — Occupational Health & Safety Management System

Operation

Operational planning and control, hierarchy of controls, MOC, procurement, contractors, emergency preparedness

Strategic context

What this element is — and why it matters

Clause 8 is the operational delivery clause — Cl.8.1 operational planning and control (including hierarchy of controls, management of change, outsourcing, procurement, contractors) and Cl.8.2 emergency preparedness and response. This is where the OH&S MS does its actual work — controlling operations to deliver the OH&S outcomes planned in Cl.6.

Operation

Individual significance for organisations

Clause 8 is where ISO 45001 systems most directly impact incident performance. Organisations with disciplined operational control — hierarchy applied, MOC enforced, contractors managed, emergency capability tested — see measurable OH&S improvement. Sites where Cl.8 is weak experience the gap between management-system intention and operating-floor reality.

Contribution to ISO 45001 — Occupational Health & Safety Management System

Cl.8 consumes outputs from Cl.4-7 (context, leadership, planning, support) and produces operational outcomes that Cl.9 monitors and Cl.10 improves. It's the heaviest clause in ISO 45001 — covering operational planning, MOC, procurement, outsourcing, contractor management, AND emergency preparedness. Every other clause exists to enable or measure Cl.8 execution.

Key requirements

What compliant execution looks like

Operational planning and control per Cl.8.1.1 — eliminate hazards, reduce OH&S risks
Hierarchy of controls per Cl.8.1.2 — elimination → substitution → engineering → administrative → PPE
Management of change per Cl.8.1.3 — process / activity / personnel / organisational change
Outsourcing per Cl.8.1.4 — control of outsourced functions / processes
Procurement per Cl.8.1.4.2 — OH&S considerations in purchasing
Contractors per Cl.8.1.4.2 — pre-qualification, oversight, integration
Emergency preparedness and response per Cl.8.2 — scenarios, plans, drills
Implementation methodology

How we implement this element

A focused 6-step methodology calibrated to deliver operation as a working capability — not a documented compliance artefact.

Operational Planning per Cl.8.1.1

Plan, implement, control processes to meet OH&S MS requirements; eliminate hazards and reduce risks; integrate with operating procedures, PTW, work instructions.

Hierarchy of Controls per Cl.8.1.2

Apply hierarchy — elimination, substitution, engineering, administrative, PPE; prioritise ISD at concept / FEED stage; document control selection rationale.

Management of Change per Cl.8.1.3

MOC procedure for process / activity / personnel / organisational change; review OH&S consequences before implementation; align with OSHA PSM (l) and Responsible Care.

Outsourcing & Procurement per Cl.8.1.4

Ensure outsourced functions and processes are controlled; include OH&S in procurement criteria; align with corporate vendor management.

Contractor Management per Cl.8.1.4.2

Pre-qualification per safety performance, induction, oversight intensity per risk tier, performance monitoring, closeout review; align with OSHA PSM (h) / OISD-STD-149 India.

Emergency Preparedness per Cl.8.2

Identify potential emergency situations, plan response, communicate to interested parties, train workforce, conduct drills, periodically review per Cl.10 improvement.

Implementation flow

Element-implementation flow chart

Decision-gated workflow showing the actual sequence of activities — from initiation through steady-state operation — with key decision points highlighted.

Start
Cl.6 planning + Cl.7 support enable operational delivery
Operational Planning per Cl.8.1.1
Process control + hazard elimination + risk reduction
Hierarchy of Controls per Cl.8.1.2
Elimination → substitution → engineering → admin → PPE
Decision
Change Required?
Decision gate
MOC per Cl.8.1.3
OH&S consequence review + approval + training
Outsourcing / Procurement Cl.8.1.4
OH&S in vendor selection + outsourced control
Contractor Management per Cl.8.1.4.2
PQ + induction + oversight + performance
Emergency Scenarios Identified
Per Cl.8.2 — credible-worst-case + drill design
Emergency Response Plan
Plans + communication + workforce training + drills
Drill Programme Active
Tabletop + functional + full-scale + AAR
Deliverables

What we produce

  • Operational planning + control procedures per Cl.8.1.1
  • Hierarchy-of-controls decision matrix per Cl.8.1.2
  • MOC procedure per Cl.8.1.3
  • Outsourcing + procurement OH&S framework per Cl.8.1.4
  • Contractor management programme per Cl.8.1.4.2
  • Emergency preparedness + response plan per Cl.8.2
Common pitfalls

Where execution fails

  • Operational control limited to routine activities
  • Hierarchy of controls bypassed under cost / schedule pressure
  • MOC discipline lapsing during turnaround periods
  • Emergency plans untested in realistic drills
Related elements

Explore related elements in this framework

All elements in this framework

ISO 45001 — Occupational Health & Safety Management System — full element index

Implement this element

Talk to us about implementing Operation

We can scope this element implementation against your facility, regulatory context, and existing management-system maturity — and integrate it with the other ISO 45001 — Occupational Health & Safety Management System elements you already operate.