accessibility-guidelines

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Error prevention (legal, financial, data)

When completion of a form causes a legal commitment, triggers a financial transaction, or gives consent for personal data to be updated, the user must be able to review, correct, and confirm that the information they have entered is correct, or they must be able to reverse the decision.


On this page:


Requirements

Common mistakes

Official wording in the Web Content Accessibility Guidelines

3.3.4 Error Prevention (Legal, Financial, Data): For Web pages that cause legal commitments or financial transactions for the user to occur, that modify or delete user-controllable data in data storage systems, or that submit user test responses, at least one of the following is true: (Level AA)

See the W3C’s detailed explanation of this guideline with techniques and examples.


Guidance for Design


More info

Sources

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This document is in beta. Help us by reporting issues via Github or email.