aria-readonly not needed with readonly Web Standard

Description

aria-readonly is unnecessary for elements with a readonly attribute.

Applicable standards

• 4.2
• HTML

Change history

• 2026.60 Apr 2026 Added mapping to ARIA 1.3.
• 5.20 Jan 2016 Added.

This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.

Rule ID: W3cHtml5AriaAttrWithNativeAttr-readonly