Global lang-attribute validity (validity)

The global language attribute includes a valid language code such as for example, "en", "fr" or "fi" (ISO 639-1 Language Codes)


Grandfathered lang tag used:

This page uses lang="i-lux", which is a grandfathered tag that is no longer valid under current language tag standards. As a result, the lang value is invalid and fails WCAG 3.1.1.


Lëtzebuerg ass e Land an Europa.

Note: Possible to automatically test. The lang value can be checked against the list of current and valid language tags to detect invalid or deprecated values.

axe detected: 3.1.1  |  QualWeb detected: 3.1.1