Volunteering - Learning Disability - Opportunities | Mencap

Donate in Memory | Mencap

Easy Read library | Mencap

Gifts in Wills | Mencap

Mencap Jobs - Careers - Vacancies - Our Values | Mencap

Search events | Mencap

Transport for people with a learning disability | Mencap

All about voting | Mencap

Learning Disability - Down syndrome - Williams syndrome | Mencap

Our projects | Mencap

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 2026

January 2026

Mencap

	Title / URL	Issues
	Volunteering - Learning Disability - Opportunities \| Mencapwww.mencap.org.uk/get-involved/volunteering	15
	Donate in Memory \| Mencapwww.mencap.org.uk/fundraise-and-donate/donate-memory	9
	Easy Read library \| Mencapwww.mencap.org.uk/easy-read-library	6
	Gifts in Wills \| Mencapwww.mencap.org.uk/get-involved/gifts-in-wills	5
	Mencap Jobs - Careers - Vacancies - Our Values \| Mencapwww.mencap.org.uk/get-involved/jobs	4
	Search events \| Mencapwww.mencap.org.uk/events	1
	Transport for people with a learning disability \| Mencapwww.mencap.org.uk/advice-and-support/transport	1
	All about voting \| Mencapwww.mencap.org.uk/advice-and-support/all-about-voting	1
	Learning Disability - Down syndrome - Williams syndrome \| Mencapwww.mencap.org.uk/	1
	Our projects \| Mencapwww.mencap.org.uk/get-involved/our-projects	1

Fix missing ARIA label IDs

Mencap

Where this issue has occurred