PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR)
PCAOB Auditing Standard No. 2201 (AS 2201, originally AS 5) establishes requirements for auditing internal control over financial reporting (ICFR) that is integrated with the audit of financial statements of SEC-registered companies. Required by Sarbanes-Oxley Act Section 404(b) for accelerated filers. Covers top-down risk-based approach, evaluating entity-level controls, selecting controls to test, testing design and operating effectiveness, and forming an opinion on ICFR effectiveness.
PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) is a compliance framework from United States (PCAOB) with 8 domains and 8 controls that map to 138 other frameworks. The largest domains are Controls Testing - Design (1 controls), Controls Testing - Operating (1 controls), Deficiency Assessment (1 controls). Every control below carries what it requires and what an assessor expects to see.
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Framework Domains (8)
Controls Testing - Design
| Code | Title |
|---|---|
| ASTWO-4 | Walkthroughs, Control Selection, Design Effectiveness Testing |
Controls Testing - Operating
| Code | Title |
|---|---|
| ASTWO-5 | Operating Effectiveness Testing: Nature, Timing, Extent |
Deficiency Assessment
| Code | Title |
|---|---|
| ASTWO-7 | Deficiency Evaluation, Material Weakness, and Communication |
Entity-Level and Period-End
| Code | Title |
|---|---|
| ASTWO-3 | Entity-Level Controls and Period-End Financial Reporting Process |
Materiality and Scoping
| Code | Title |
|---|---|
| ASTWO-2 | Materiality, Significant Accounts, Disclosures, Transaction Flows |
Planning and Risk Assessment
| Code | Title |
|---|---|
| ASTWO-1 | Audit Planning, Scaling, Risk Assessment, and Integration |
Quality and Subsequent Events
| Code | Title |
|---|---|
| ASTWO-6 | Engagement Quality Review and Subsequent Events |
Reporting
| Code | Title |
|---|---|
| ASTWO-8 | ICFR Opinion, Basis, Definition, Limitations, Combined vs Separate Reports |
Your Compliance Coverage
If you comply with PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR), you already cover:
ISO/IEC 29147:2018
50%
4 controls mapped
Compare →NIST SP 800-171A Rev 3 - Assessing CUI Security Requirements
50%
4 controls mapped
Compare →ISO/IEC 27557:2022 - Organisational Privacy Risk Management
50%
4 controls mapped
Compare →+ 135 more: ASIS SPC.1-2009 - Organizational Resilience Standard (50%), ISO/IEC 27031:2011 (50%)
See all 138 mapped frameworks ↓Maps to 138 other frameworks
What is PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) and who does it apply to?
PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) is a compliance framework from United States (PCAOB) with 8 domains and 8 controls. PCAOB Auditing Standard No. 2201 (AS 2201, originally AS 5) establishes requirements for auditing internal control over financial reporting (ICFR) that is integrated with the audit of financial statements of SEC-registered companies. Required by Sarbanes-Oxley Act Section 404(b) for accelerated filers. Covers top-down risk-based approach, evaluating entity-level controls, selecting controls to test, testing design and operating effectiveness, and forming an opinion on ICFR effectiveness. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
What does PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) actually require?
PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) has 8 controls organised across 8 domains. The largest domains are Controls Testing - Design (1 controls), Controls Testing - Operating (1 controls), Deficiency Assessment (1 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
If I already comply with another framework, how much of PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) do I already cover?
PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) maps to 138 other compliance frameworks. The top mapping partners are ISO/IEC 29147:2018 (50% coverage), NIST SP 800-171A Rev 3 - Assessing CUI Security Requirements (50% coverage), ISO/IEC 27557:2022 - Organisational Privacy Risk Management (50% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I implement PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR)?
Start your PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) compliance journey by running a self-assessment on our platform to identify your current compliance posture. Our AI advisory can answer specific questions about PCAOB AS 2201 - Audit of Internal Control Over Financial Reporting (ICFR) requirements, and cross-framework mapping helps you leverage existing controls from other frameworks you may already comply with. Create a free account to access all 8 controls and track your progress.
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