Learning and teaching | Education excellence | Curtin University

History and timeline | When was Curtin University established?

Curtin University | Make tomorrow better

First time visit: View without clicking anything

Contact Curtin | Student enquiries | Find us in person

Campus locations, where is Curtin located? - About | Curtin University

Curtin University leadership | Council and senior executive team

Values, vision, strategy - About | Curtin University

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

December 2025

November 2025

Curtin University

	Title / URL	Issues
	Learning and teaching \| Education excellence \| Curtin Universitywww.curtin.edu.au/about/learning-teaching/	8
	History and timeline \| When was Curtin University established?www.curtin.edu.au/about/history-facts/history/	4
	Curtin University \| Make tomorrow betterwww.curtin.edu.au/	3
	First time visit: View without clicking anythingwww.curtin.edu.au/	3
	Contact Curtin \| Student enquiries \| Find us in personwww.curtin.edu.au/about/contact/	3
	Campus locations, where is Curtin located? - About \| Curtin Universitywww.curtin.edu.au/about/campus-locations/	3
	Curtin University leadership \| Council and senior executive teamwww.curtin.edu.au/about/leadership/	2
	Values, vision, strategy - About \| Curtin Universitywww.curtin.edu.au/about/values-vision-strategy/	1

Fix missing ARIA label IDs

Curtin University

Where this issue has occurred