role and aria-* not allowed on a select button Web Standard

Description

The role and aria-* attributes must not be used on a button element that is a child of a select element.

Applicable standards

• HTML

Change history

• 2026.62 Oct 2026 Added.

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

Rule ID: W3cHtml5SelectButtonAriaAttribute