As your company prepares for the FY2026 Sarbanes‑Oxley (SOX) compliance cycle, now is an ideal time for Internal Audit teams to identify opportunities to improve efficiency, strengthen control precision, and enhance audit readiness.
This article, the ninth and final of a focused series, guides you through next steps so you can approach SOX compliance in 2026 with clarity and confidence.
SOX deficiencies expose cracks, but superficial remediation allows them to widen. Let’s discuss how Internal Audit can support management in evaluating and remediating control deficiencies effectively.
Identifying the Root Cause of SOX Deficiencies
Once a deficiency is identified, Internal Audit should help management identify the true root cause. This requires moving beyond surface symptoms through “why” analysis. For example, missing evidence of review may initially appear to be human error. Further questioning may reveal staffing gaps, turnover or inadequate backup coverage, ultimately pointing to broader issues such as workload pressure or culture. Addressing root causes, rather than symptoms, creates lasting remediation and greater organizational value.
Assessing the Severity of SOX Deficiencies Under AS 2201
The next step is assessing deficiency severity in accordance with Auditing Standard 2201. A deficiency exists when a control fails to prevent or detect misstatements on a timely basis. Severity is classified as:
Deficiency
A control failure that does not rise to higher levels.
Significant Deficiency
Less severe than a material weakness but important enough to merit Audit Committee attention.
Material Weakness
A deficiency, or combination of deficiencies, where there is a reasonable possibility that a material misstatement will not be prevented or detected on a timely basis. A misstatement need not occur for a material weakness to exist.
Design vs. Operating Deficiencies: Why the Distinction Matters
A key consideration is whether the deficiency relates to design or operation.
Design Deficiency
The control lacks key elements and cannot adequately mitigate risk, even if executed as intended.
Operating Deficiency
The control was not performed as designed, or the individual lacked appropriate authority or competence.
Key Factors That Influence SOX Severity Judgments
Professional judgment is required, informed by factors such as the likelihood and magnitude of potential misstatement, the precision of compensating controls and specific risk characteristics (e.g., complexity, judgment, fraud risk).
Evaluating the Aggregation of Control Deficiencies
Deficiencies must also be evaluated collectively. Individually minor issues may aggregate into a higher-severity risk, particularly if related controls or mitigations fail. Auditors should assess whether, in aggregate, deficiencies impair the ability to provide reasonable assurance that financial statements are prepared in accordance with GAAP.
Core Elements of a Strong Remediation Plan
Management’s remediation plan should be practical, timely and focused on root causes. Core elements include:
- Control changes or new controls
- Target implementation dates
- Feasible action steps
- Required training or capability enhancements
Coordinating with Management and External Audit
Internal Audit should always proactively validate deficiencies with process owners and management to confirm accuracy, avoid surprises and ensure alignment. After management is fully aware and agrees with deficiencies and underlying background, Internal Audit should coordinate with External Audit to share the finding, impact and recommended remediation.
Validating Remediation Through Post-Implementation Testing
Internal Audit can support remediation by validating control design prior to implementation and testing operating effectiveness once controls have been in place and operating. This ensures remediation not only closes findings but meaningfully reduces risk.
Strengthening the Control Environment Through Sustainable Remediation
In closing, effective SOX remediation is not about clearing issue, it is about strengthening the control environment. Organizations that focus on root causes and sustainable fixes turn control failures into opportunities to enhance discipline, trust and performance.
Explore the rest of the series for more actionable insights:
- Strengthen SOX Compliance: FY2025 SOX Close‑Out and Lessons Learned
- Strengthen SOX Compliance: FY2026 SOX Scope and Risk Assessment
- Strengthen SOX Compliance: External Auditor Alignment
- Strengthen SOX Compliance: Balancing a Risk-Based SOX Program with External Auditor Needs
- Strengthen SOX Compliance: SOX IT General Controls and System-Dependent Controls
- Strengthen SOX Compliance: Third-Party Service Providers and SOC Reports
- Strengthen SOX Compliance: Implementing Continuous Auditing
- Strengthen SOX Compliance: Assessing the Risk Materiality of AI Enablement
If you have questions about refining your SOX approach or want to discuss how to strengthen your internal processes, reach out to the Schneider Downs team at [email protected].
About Schneider Downs Risk Advisory
Our team of experienced risk advisory professionals focus on collaborating with your organization to identify and effectively mitigate risks. Our goal is to understand not only the risks related to potential loss to the organization, but to drive solutions that add value to your organization and advise on opportunities to ensure minimal disruption to your business.
Explore our full Risk Advisory Service offerings or contact the team at [email protected].
