Group of Eight | Australian National University

Future security | Australian National University

Freedom of Information | Australian National University

About ANU | Australian National University

Jobs | Australian National University

Newsroom | Australian National University

News from the VC | Australian National University

Support ANU | Australian National University

Health & medicine | Australian National University

Privacy | Australian National 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

March 2025

February 2025

Australian National University (ANU)

Title / URL	Issues
Group of Eight \| Australian National Universitywww.anu.edu.au/group-of-eight	1
Future security \| Australian National Universitywww.anu.edu.au/future-security	1
Freedom of Information \| Australian National Universitywww.anu.edu.au/freedom-of-information	1
About ANU \| Australian National Universitywww.anu.edu.au/about	1
Jobs \| Australian National Universitywww.anu.edu.au/jobs	1
Newsroom \| Australian National Universitywww.anu.edu.au/news	1
News from the VC \| Australian National Universitywww.anu.edu.au/news/news-from-the-vc	1
Support ANU \| Australian National Universitywww.anu.edu.au/giving/support-anu	1
Health & medicine \| Australian National Universitywww.anu.edu.au/health-medicine	1
Privacy \| Australian National Universitywww.anu.edu.au/privacy	1

Fix missing ARIA label IDs

Australian National University (ANU)

Where this issue has occurred