European Finance Observatory

Concept · Brief definitionRelevant to you

Legacy decommissioning

Legacy decommissioning is the controlled shutdown of an old system once its functions and data have moved elsewhere. It covers archiving records for retention, removing interfaces and access, ending licences and evidencing that nothing still depends on the system.

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Roles that need it

This is a brief definition. A full explanation with a worked example is being written.

Skills it belongs to

Sources

Updated 31 Oct 2026.