Graduate Research School

University of Technology Sydney

About UTS

Current students

Indigenous students

For industry

Experience UTS

Facilities

Research at UTS

Tech Central

When specifying accessible names via `aria-labelledby`, ensure that the 
label elements exist.

## Explanation

Accessible names are required for many parts of a page, including form controls.
One way to accomplish this is to use `aria-labelledby` to specify the ID or IDs of 
other elements which contain a label. For example:

```html
<h2 id="dialog-labell">Important message!</h2>
<dialog aria-labelledby="dialog-label">
```

In this example, the `aria-labelledby` for the `<dialog>` points to an ID of `dialog-label`,
which doesn't exist. The heading it refers to instead has an ID of `dialog-labell`, presumably 
a typo.

## Why this matters

It isn't usually clear when an accessible name is broken, even during user testing.

This check helps to identify where an element clearly intended to have a label, but
that label is missing.

When a label is broken, it may be impossible for a user of assistive technologies
to understand what that element does.

missing-aria-labelled-by

August 2025

July 2025

University of Technology Sydney (UTS)

	Title / URL	Issues
	Graduate Research Schoolwww.uts.edu.au/research/graduate	9
	University of Technology Sydneywww.uts.edu.au/	6
	About UTSwww.uts.edu.au/about	6
	Current studentswww.uts.edu.au/for-students/current-students	6
	Indigenous studentswww.uts.edu.au/for-students/indigenous-students	2
	For industrywww.uts.edu.au/for-industry	2
	Experience UTSwww.uts.edu.au/for-students/experience-uts	2
	Facilitieswww.uts.edu.au/about/locations-facilities	1
	Research at UTSwww.uts.edu.au/research	1
	Tech Centralwww.uts.edu.au/for-industry/tech-central	1

Fix missing ARIA label IDs

University of Technology Sydney (UTS)

Where this issue has occurred