a11y teacher edition W3C WCAG 2.2 & WCAG 3.0 draft reference
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Translating W3C Standards for Designers, Developers, QA & Product teams

โš ๏ธ W3C Working Draft Notice

WCAG 3.0 is an active W3C Working Draft in development by the AGWG. Requirements, assertions, the conformance model and reporting tiers are still being developed and may change. The latest published draft is the 10 September 2026 Working Draft; this site follows the editorsโ€™ draft, which also includes exploratory provisions.

developing Supplemental requirement

Consistent Control Location

Group: interactive-components • Guideline: expected-behavior

Summary in Plain English

A control that serves the same purpose across pages keeps the same visual position - except where the position changes because of a page variation, a change of viewport, or a step in a process.

Why It Matters

Spatial memory is how most people find familiar controls quickly. Moving them costs the most for magnification users, who see only a fraction of the screen at once.

Scope: When This Applies

The draft's own conditions, quoted from guidelines/groups/interactive-components/expected-behavior/consistent-control-location.md.

Except when

  • The location changes due to a page variation or viewport change, or
  • The layout changes due to being part of a process.

Examples from the Draft

Worked examples the W3C editors wrote into the provision itself, not examples invented here.

An e-commerce checkout is an example of where the layout might change within a longer process.