1.   External reviewers that become aware of errors in their assessment methodologies or in their application that have a material impact on a review shall immediately notify and explain those errors to ESMA and the issuers of the affected European Green Bonds.

2.   External reviewers shall address errors in a timely manner and publish the errors referred to in paragraph 1 on their websites, together with, where relevant, a revised and corrected review as soon as possible. The revised documents shall state the reasons for the changes.