NSAI - NSAI | National Standards Authority of Ireland

Toy Safety | NSAI

Construction Standards | NSAI

Comment on Draft Standards at Your Standards, Your Say | NSAI

The Role of Standards in the Circular Economy | NSAI

NSAI Livelink | NSAI

About Standards | NSAI

Supporting SMEs | Standards and SMEs | NSAI

Supporting Standards | NSAI

Standards Sectors | NSAI

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

February 2025

January 2025

National Standards Authority of Ireland (NSAI)

Title / URL	Issues
NSAI - NSAI \| National Standards Authority of Irelandwww.nsai.ie/	2
Toy Safety \| NSAIwww.nsai.ie/standards/sectors/toy-safety/	2
Construction Standards \| NSAIwww.nsai.ie/standards/sectors/construction-standards/	2
Comment on Draft Standards at Your Standards, Your Say \| NSAIwww.nsai.ie/standards/your-standards-your-say/	2
The Role of Standards in the Circular Economy \| NSAIwww.nsai.ie/standards/sectors/circular-economy-standards/	2
NSAI Livelink \| NSAIwww.nsai.ie/standards/standards-committees/nsai-livelink/	2
About Standards \| NSAIwww.nsai.ie/standards/about-standards/	2
Supporting SMEs \| Standards and SMEs \| NSAIwww.nsai.ie/standards/supporting-standards/supporting-smes/	2
Supporting Standards \| NSAIwww.nsai.ie/standards/supporting-standards/	2
Standards Sectors \| NSAIwww.nsai.ie/standards/sectors/	2

Fix missing ARIA label IDs

National Standards Authority of Ireland (NSAI)

Where this issue has occurred