CIPFA Bulletin 21 External quality assessments of internal audit in UK local government

23-10-2025

This bulletin addresses the requirement for an external quality assessment (EQA) of internal audit and the governance of internal audit and how the EQA conclusion links to the authority’s annual governance statement (AGS).

It applies to all UK local authorities operating under Global Internal Audit Standards (GIAS) in the UK public sector. Each authority must obtain a conclusion on conformance on GIAS in the UK public sector from their or their provider’s EQA.

Bulletin 21 - External quality assessments of internal audit in UK local government

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