Organisations, facilities, areas, process systems and equipment references

People, roles, role assignments and personal authorisations

Controlled documents, work requests and packages, and task risk assessment with hazards and controls

Permits with dependencies, controls, assigned workers, handovers and start-work checks

Energy sources, isolation points and reusable isolation schemes with their steps

Applied isolations, their assets, executed steps and verification

Locks, tags, lock applications and group-isolation boards with participants

Supporting certificates and checks, gas-test requirements and gas tests

Simultaneous-operations activities and conflicts, test de-isolation, reinstatement plans and barrier impacts

Work-stop events, control-of-work events, findings, actions and evidence