dialog cannot have ancestor button Web Standard


The element dialog must not appear as a descendant of the button element.


An interactive control nested inside another interactive control is not voiced correctly by screen readers, and its name role and state is ignored.

Applicable standards

Note: Section 508 Refresh (2017) checkpoints are equivalent to WCAG 2.0 level A and level AA checkpoints.

Change history

  • 6.50 Oct 2023 Mapping changed from WCAG 4.1.1 to 4.1.2.
  • 6.44 Mar 2022 Added.

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

Rule ID: W3cHtml5AssertNested-button-dialog