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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

June 2025

May 2025

Lam Research

Title / URL	Issues
University Programs \| Lam Research Careerswww.lamresearch.com/careers/university-programs/	22
Our Solutions - Lam Researchwww.lamresearch.com/products/our-solutions/	22
Home \| Lam Researchwww.lamresearch.com/	22
Culture & Benefits \| Careers Overview \| Lam Researchwww.lamresearch.com/careers/culture-benefits/	22
Page not found - Lam Researchwww.lamresearch.com/invented-url-for-404-page	22
ESG Report - Lam Researchwww.lamresearch.com/esg-report/	22
Locations - Lam Researchwww.lamresearch.com/company/locations/	22
Careers Overview \| Lam Researchwww.lamresearch.com/careers/careers-overview/	22
Service \| Customer Support \| Lam Researchwww.lamresearch.com/customer-support/service/	22
First time visit: View without clicking anythingwww.lamresearch.com/	22

Fix missing ARIA label IDs

Lam Research

Where this issue has occurred