a11y teacher edition W3C WCAG 2.2 & WCAG 3.0 draft reference
Plain English Accessibility Hub

Translating W3C Standards for Designers, Developers, QA & Product teams

โš ๏ธ W3C Working Draft Notice

WCAG 3.0 is an active W3C Working Draft in development by the AGWG. Requirements, assertions, the conformance model and reporting tiers are still being developed and may change. The latest published draft is the 10 September 2026 Working Draft; this site follows the editorsโ€™ draft, which also includes exploratory provisions.

developing Supplemental requirement

Error Suggestions Provided

Group: error-handling • Guideline: correct-errors

Summary in Plain English

Where the user has to correct an error, the message suggests how - unless suggesting it would compromise security or defeat the purpose of the content.

Why It Matters

Knowing that a field is wrong is not the same as knowing what it wants. Suggestions are what make a form completable for people with cognitive or learning disabilities.

Scope: When This Applies

The draft's own conditions, quoted from guidelines/groups/error-handling/correct-errors/error-suggestions-provided.md.

Applies when

  • Errors require corrections by the user.

Except when

  • including suggestions would jeopardize the security or purpose of the content.