spec 1 linked patterns checked
W3C WCAG 2.4.1 Bypass Blocks Understanding
Explains the WCAG Level A requirement for a mechanism to bypass repeated blocks, including examples of top skip links, filter bypasses, headings, and landmarks.
Read with a purpose
What this source can teach
Use this source to check a technical or accessibility requirement against its exact wording and scope.
- Start with the original. Open the source and find the guidance or example relevant to your task.
- Trace the connection. Use the claim notes below to see how this site applies the source to specific patterns.
- Check the setting. Compare the source's platform, people, and constraints with your own decision.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Skip link | Choose a skip link when repeated blocks appear before the primary content on pages in a site, service, product shell, or app. | The skip link is reachable before the repeated content it bypasses. | W3C WCAG 2.4.1 defines the bypass-block requirement and supports links, headings, and landmarks for repeated content. |
Comparisons supported by this source
- Skip link vs in-page anchor navigation vs back link
WCAG 2.4.1 requires a mechanism to bypass repeated content and gives top-of-page skip links, headings, and landmarks as sufficient techniques.
Evidence Role
This source is treated as spec evidence. Its value comes from the specific claims and setting described above.
Publisher: W3C Web Accessibility Initiative. Last checked: .