An adverse opinion is a type of audit opinion given by an auditor when the financial statements are materially misstated and do not present a true and fair view.

Simple Meaning:

It means the auditor believes the company’s financial statements are seriously incorrect or misleading.

When It Is Given:

Major accounting errors

Non-compliance with accounting standards

Misrepresentation of financial information

Effect:

An adverse opinion reduces the credibility of the company’s financial statements and may affect investors and lenders.

In short, an adverse opinion is a strong negative audit report stating that the financial statements are unreliable.