hgroup cannot have ancestor th Web Standard

Description

The element hgroup must not appear as a descendant of the th element.

Applicable standards

• WCAG 2.0 4.1.1
• WCAG 2.1 4.1.1
• Section 508 (2017) 4.1.1
• HTML5

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

Change history

• 5.2 May 2013 Added.

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

Rule ID: W3cHtml5AssertNested-th-hgroup