KWCAG 2.2 · 8.1.1

How to test Parsing / valid markup

How to evaluate the KWCAG 2.2 checkpoint “Parsing / valid markup”. Automation can decide this checkpoint on its own.

Which standards this maps to

2 automated rules judge this checkpoint. Each comes with remediation guidance.

IDs of active elements must be unique duplicate-id-active
Ensure every id in the document is unique.
IDs used in ARIA must be unique duplicate-id-aria
IDs referenced by ARIA attributes must be unique.

Enter a URL and we will check this checkpoint along with the other 32. One page can be audited without signing in.