Full Disclosure Principle
An accounting rule requiring companies to disclose all information that could materially affect users' understanding of financial statements.
What is Full Disclosure Principle?
The full disclosure principle requires that financial statements and their accompanying notes contain all information that is material to an informed reader's decision-making, even if that information is not captured in the primary financial statement numbers. This includes disclosures about accounting policies, contingent liabilities, related-party transactions, subsequent events, segment information, and commitments. The SEC's Regulation S-K specifies the non-financial disclosures required in public company filings, while GAAP (ASC standards) governs financial statement note disclosures. The principle reflects the idea that investors and creditors deserve complete, transparent information — not just technically correct numbers — and that omitting material information can be as misleading as a misstatement.
Example
A pharmaceutical company has strong financial results but faces a material patent lawsuit that could result in a $1 billion judgment. The lawsuit does not yet meet the ASC 450 threshold for recording a liability (the outcome is reasonably possible but not probable). Under the full disclosure principle, the company must nonetheless disclose the lawsuit in its footnotes — including the nature of the case, the potential exposure, and management's assessment of the likely outcome — so that investors can factor this contingent risk into their analysis.