Success Stories | Ecolab

Awards & Recognition

Cookie Policy | Ecolab

Driving Profitability Through Smart Water Management

Resources | Ecolab

Safety Data Sheets - SDS - MSDS | Ecolab

Reinventing the Way Water is Managed | Nalco Water

Food | Ecolab

Upcoming Events for Ecolab

Protecting Earth’s Resources | Ecolab

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

Ecolab Inc.

Title / URL	Issues
Success Stories \| Ecolabwww.ecolab.com/expertise-and-innovation/success-stories	1
Awards & Recognitionwww.ecolab.com/media-center/awards-and-recognition	1
Cookie Policy \| Ecolabwww.ecolab.com/cookies	1
Driving Profitability Through Smart Water Managementwww.ecolab.com/expertise-and-innovation/water	1
Resources \| Ecolabwww.ecolab.com/expertise-and-innovation/resources	1
Safety Data Sheets - SDS - MSDS \| Ecolabwww.ecolab.com/sds	1
Reinventing the Way Water is Managed \| Nalco Waterwww.ecolab.com/nalco-water	1
Food \| Ecolabwww.ecolab.com/expertise-and-innovation/food	1
Upcoming Events for Ecolabwww.ecolab.com/media-center/events	1
Protecting Earth’s Resources \| Ecolabwww.ecolab.com/corporate-responsibility/environment	1

Fix missing ARIA label IDs

Ecolab Inc.

Where this issue has occurred