Capabilities | Aon

Environmental Insurance | Aon

Cyber Risk | Aon

Mergers and Acquisitions (M&A) and Transaction Solutions | Aon

Captive Insurance | Aon

First time visit: View without clicking anything

Directors’ and Officers’ (D&O) Liability Insurance | Aon

Property Risk Management | Aon

Matching Risk to Capital | Aon

Strategy and Technology Group | Aon

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

	Title / URL	Issues
	Capabilities \| Aonwww.aon.com/en/capabilities	12
	Environmental Insurance \| Aonwww.aon.com/en/capabilities/risk-transfer/environmental-insurance	10
	Cyber Risk \| Aonwww.aon.com/en/capabilities/cyber-resilience	10
	Mergers and Acquisitions (M&A) and Transaction Solutions \| Aonwww.aon.com/en/capabilities/mergers-and-acquisitions	10
	Captive Insurance \| Aonwww.aon.com/en/capabilities/risk-retention/captive-insurance	10
	First time visit: View without clicking anythingwww.aon.com/en/	10
	Directors’ and Officers’ (D&O) Liability Insurance \| Aonwww.aon.com/en/capabilities/risk-transfer/directors-and-officers-liability-insurance	10
	Property Risk Management \| Aonwww.aon.com/en/capabilities/risk-management/property-risk-management	10
	Matching Risk to Capital \| Aonwww.aon.com/en/capabilities/reinsurance/matching-risk-to-capital	10
	Strategy and Technology Group \| Aonwww.aon.com/en/capabilities/strategy-and-technology-group	10

Fix missing ARIA label IDs

Aon

Where this issue has occurred