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WCAGAA

How to test criterion 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:”

WCAG references
  • 3.3.4 Error Prevention (Legal, Financial, Data) (AA)

Official methodology to test criterion 3.3.4

Test 1 (3.3.4)

  1. ulist:
    • Reversible:Submissions are reversible.
    • Checked:Data entered by the user is checked for input errors and the user is provided an opportunity to correct them.
    • Confirmed:A mechanism is available for reviewing, confirming, and correcting information before finalizing the submission.