Quality Assurance and Improvement of the Audit Process (QAIP) is the systematic, documented program that ensures IS audit work consistently meets professional standards — ISACA/CISA, IIA IPPF, and applicable regulatory requirements — and continuously improves based on measured performance. It operates through two parallel control streams: (1) Preventive QA, embedded during audit execution (supervision, real-time work-paper review, milestone check-ins, pre-issuance Engagement Quality Review), and (2) Detective QA, applied after engagement close (post-audit review, periodic internal self-assessment, and mandatory external assessment at minimum every five years under IIA Standard 1312). The program produces documented evidence that findings are accurate, evidence is sufficient and appropriate, procedures matched the engagement risk profile, and conclusions are traceable — giving audit leadership, the board, and regulators confidence in audit outputs.
Where it stops · what it isn't
- —IS: Systematic, ongoing program with documented policies, metrics, corrective action plans, and board-level reporting
- —IS: Both preventive controls (built into execution) and detective controls (post-engagement review)
- —IS: Covers independence verification, technical competency checks, evidence sufficiency reviews, and standards compliance checks
- —IS NOT: A sign-off page at the end of a work-paper package
- —IS NOT: The audit methodology or audit plan itself — QAIP evaluates compliance with the methodology, not the methodology's content
- —IS NOT: The audit committee's governance oversight function — QAIP supports that function but does not replace it
- —IS NOT: Applicable only to external auditors — internal IS audit functions are equally subject to QAIP requirements under CISA and IIA standards
- —DISTINCTION: CISA QAIP applies specifically to IS/IT audit engagements; IIA IPPF Standards 1300–1320 cover internal audit functions broadly. The two frameworks overlap, and CISA candidates must understand IS-audit-specific application of both
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PART OFIS Audit Process (CISA Domain 1)
REQUIRESAudit Standards and Guidelines (ISACA, IIA IPPF, PCAOB)Auditor IndependenceAudit Documentation and Evidence Standards
ENABLESAudit Findings Credibility and Stakeholder TrustRegulatory Compliance Demonstration (SOX, OCC, FDIC, PCAOB)
RELATED TORisk-Based Audit PlanningAudit Evidence Collection and Evaluation
CONSTRAINSAudit Scope and Procedures Selection