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WCAG 2.0 · Level AAA · Operable

2.2.3 No Timing

Manual verification

How to validate 2.2.3 by hand

At Level AAA, check whether a task can be completed without imposing a time limit, except for real-time or essential timing.

Start with the extension result

Reopen the reported URL and reproduce the same state (for example, after expanding a menu or submitting a form). Use the result’s Highlight action when available, or its affected-element details and CSS selector, to find the reported content. Apply the checks below to that content and its context. If the element or state has changed, rescan and record that difference before deciding whether the finding still applies.

  1. List tasks that expire, require completion within a time window, or restrict how long content remains available.
  2. Attempt the task without a time limit or determine whether the underlying activity inherently requires real-time participation.
  3. For each exception claimed, verify that timing is essential to the activity and not merely a product or business preference.

Evidence to record

Record the task, time limit, whether it can be removed, and the evidence that a real-time or essential timing exception applies.

Scope and exceptions

This is a Level AAA requirement. Real-time events and essential timing are narrow exceptions; a time limit that is adjustable may still need to be removed for this criterion.

Record the review outcome

  • Confirmed: the recorded evidence shows the requirement is not met in the tested page state, and no applicable exception explains it.
  • Not reproduced: the reported issue is absent in the current state. Record the URL, state, and affected element you checked; this does not prove other pages or states conform.
  • Needs more review: evidence is incomplete, the content requires human judgment, or an exception is uncertain. Record what remains to be checked instead of treating it as a pass.