Sustainability Overview | Dover Corporation

Careers | Dover Corporation

Contact Us | Dover Corporation

Since 1955 - Redefining Whats Possible | Dover Corporation

In the News | Dover Corporation

Overview | Dover Corporation

Segments Overview | Dover Corporation

Our Governance | Dover Corporation

Terms of Service | Dover Corporation

Board of Directors | Dover Corporation

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

Dover

Title / URL	Issues
Sustainability Overview \| Dover Corporationwww.dovercorporation.com/sustainability/overview	3
Careers \| Dover Corporationwww.dovercorporation.com/about-us/careers/	1
Contact Us \| Dover Corporationwww.dovercorporation.com/contact-us	1
Since 1955 - Redefining Whats Possible \| Dover Corporationwww.dovercorporation.com/about-us/overview/since-1955-redefining-whats-possible	1
In the News \| Dover Corporationwww.dovercorporation.com/news/in-the-news/	1
Overview \| Dover Corporationwww.dovercorporation.com/about-us/overview/	1
Segments Overview \| Dover Corporationwww.dovercorporation.com/segments/overview	1
Our Governance \| Dover Corporationwww.dovercorporation.com/about-us/our-governance/	1
Terms of Service \| Dover Corporationwww.dovercorporation.com/terms-of-service	1
Board of Directors \| Dover Corporationwww.dovercorporation.com/about-us/board-of-directors/	1

Fix missing ARIA label IDs

Dover

Where this issue has occurred