Tax | Deloitte Ireland

Deloitte Legal | Deloitte Ireland

Assurance | Deloitte Ireland

Who We Are | Deloitte Ireland

Audit | Deloitte Ireland

Social Impact | Deloitte Ireland

What We Do | Deloitte Ireland

Energy, Resources & Industrials | Deloitte Ireland

First time visit: View without clicking anything

Deloitte Ireland | Audit, Consulting, Financial, Risk management & Tax services

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

Deloitte

	Title / URL	Issues
	Tax \| Deloitte Irelandwww.deloitte.com/ie/en/services/tax.html?icid=top_tax	83
	Deloitte Legal \| Deloitte Irelandwww.deloitte.com/ie/en/services/legal.html?icid=top_legal	69
	Assurance \| Deloitte Irelandwww.deloitte.com/ie/en/services/audit/services/assurance.html?icid=top_assurance	60
	Who We Are \| Deloitte Irelandwww.deloitte.com/ie/en/about.html?icid=top_about	59
	Audit \| Deloitte Irelandwww.deloitte.com/ie/en/services/audit/services/audit.html?icid=top_audit	58
	Social Impact \| Deloitte Irelandwww.deloitte.com/ie/en/about/people/social-responsibility.html?icid=top_social-responsibility	55
	What We Do \| Deloitte Irelandwww.deloitte.com/ie/en/what-we-do.html?icid=top_what-we-do	55
	Energy, Resources & Industrials \| Deloitte Irelandwww.deloitte.com/ie/en/Industries/energy/about.html?icid=top_about	54
	First time visit: View without clicking anythingwww.deloitte.com/ie/en.html	54
	Deloitte Ireland \| Audit, Consulting, Financial, Risk management & Tax serviceswww.deloitte.com/ie/en.html	54

Fix missing ARIA label IDs

Deloitte

Where this issue has occurred