Maintain an inventory of the components that support your business activities. Define what each system represents, document its classification and dependencies, assign accountable people and connect the relevant assessment evidence.
This chapter covers the current Systems register, record creation, section editors, filtering, catalogue configuration and a worked documentation example. It distinguishes ordinary record edits from separate relationship, assessment and review actions so you can verify each result.
Start with a clear system boundary and keep the record current as its purpose, data, ownership or operating environment changes.