As corporate reporting expands beyond financial performance, stakeholders increasingly expect the same level of credibility for ESG disclosures as they do for financial statements. This shift is raising new questions about how companies validate both financial and non-financial information.
While many organizations are already familiar with financial audits, sustainability assurance is often less clearly understood. The two are sometimes assumed to serve similar purposes, raising an important question of whether companies need both.
The Role of Financial Audit in Corporate Reporting
A financial audit is designed to provide assurance over the accuracy and reliability of financial statements.
Conducted by an independent auditor, it examines whether financial information is fairly presented in accordance with applicable standards. This includes reviewing:
- Financial statements and accounting records
- Supporting documents such as invoices and contracts
- Internal controls over financial reporting
Because the process is standardized and evidence-based, financial audits provide a high level of confidence in historical financial data. However, as reporting expands beyond financial information, this level of assurance no longer covers the full picture.
Where Sustainability Assurance Comes In
Sustainability assurance addresses areas of corporate reporting that fall outside the scope of financial audits.
It focuses on ESG disclosures by examining not only the reported data, but also how that data is collected, measured, and presented. This is important because sustainability reporting often involves:
- Quantitative metrics (e.g., emissions, energy, waste)
- Qualitative disclosures (e.g., policies, strategies)
- Estimates and assumptions, especially for complex indicators
An independent assurance provider evaluates whether this information is reliable and consistent with selected frameworks such as Global Reporting Initiative (GRI) or Sustainability Accounting Standards Board (SASB).
Depending on the scope, assurance may be provided at a limited level, which offers moderate confidence, or at a reasonable level, which involves more extensive verification and provides a higher level of confidence.
When Do Companies Need Them?
Financial audit and sustainability assurance serve complementary but distinct purposes in corporate reporting.
A financial audit is essential for validating financial performance. Sustainability assurance, on the other hand, becomes relevant when companies publish ESG reports, particularly where disclosures involve data collected across multiple functions or rely on estimation methodologies.
Relying on financial audit alone may leave ESG disclosures unverified. At the same time, sustainability assurance does not replace the need for audited financial statements.
As reporting expectations continue to evolve, companies are increasingly expected to ensure that both financial and non-financial information are credible.
How Moores Rowland Indonesia Can Support Your Reporting Needs
Moores Rowland Indonesia supports organizations in strengthening both financial and non-financial reporting through a coordinated approach to audit, assurance, and advisory services.
To learn how your organization can strengthen both financial and non-financial reporting, feel free to reach out to our team: www.moores-rowland.com
