W3C WCAG 3.1.1 Language of Page (Level A)
Declare the default human language of each web page programmatically so assistive technologies can adapt pronunciation and rendering
Where this comes from
Provision: 3.1.1 Language of Page (Level A)
Instrument: W3C Web Content Accessibility Guidelines (WCAG) 2.2
Citation: W3C, Web Content Accessibility Guidelines (WCAG) 2.2, Success Criterion 3.1.1 Language of Page, Level A, W3C Recommendation 05 October 2023
Text version: WCAG 2.2
Who it applies to
It applies when all of these are true:
- Service type — any answer
- Service is likely to be accessed by children under 18
What engineering work it implies
- Layered Privacy Notice SystemCovers part of it
Implement accessible, age-appropriate privacy notices with just-in-time transparency.
Sample acceptance criteria Landfall generates for this obligation:
- Interactive elements are keyboard-operable and have visible focus
- Content and controls expose correct names/roles/values to assistive tech (ARIA where needed)
- Color contrast and text alternatives meet the referenced criterion
- Errors are identified in text and programmatically associated with their input
- Automated accessibility scan (axe/Lighthouse) passes for the changed views
Evidence an auditor expects
- User-interface evidenceUser testing
Readable content for children
Content readable and understandable by children per WCAG guidelines
Questions people ask
- Does W3C WCAG 3.1.1 Language of Page (Level A) apply to my service?
- It applies when Service type — any answer; Service is likely to be accessed by children under 18.
- From when does this apply?
- W3C WCAG 3.1.1 Language of Page (Level A) applies from 5 October 2023. Its current status is: in force.
- What evidence does an auditor expect?
- Readable content for children.
Find out whether this one lands on you
Landfall's pre-scan answers the applicability question above for your product in minutes, then turns every obligation that applies into traceable engineering tickets with a citation chain your auditors can follow.
Not legal advice. Landfall maps regulatory obligations to engineering work for planning purposes. Its verdicts are not legal advice and create no attorney-client relationship — verify with qualified counsel before relying on them.