Faculty and Staff › University of Michigan

Giving › University of Michigan

Parents › University of Michigan

Schools & Colleges › University of Michigan

Athletics › University of Michigan

University of Michigan

Initiatives › University of Michigan

Health & Medicine › University of Michigan

Research › University of Michigan

Academics › University of Michigan

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
	Faculty and Staff › University of Michiganumich.edu/faculty-staff/	1
	Giving › University of Michiganumich.edu/giving/	1
	Parents › University of Michiganumich.edu/parents/	1
	Schools & Colleges › University of Michiganumich.edu/schools-colleges/	1
	Athletics › University of Michiganumich.edu/athletics/	1
	University of Michiganumich.edu/search/	1
	Initiatives › University of Michiganumich.edu/initiatives/	1
	Health & Medicine › University of Michiganumich.edu/health-medicine/	1
	Research › University of Michiganumich.edu/research/	1
	Academics › University of Michiganumich.edu/academics/	1

Fix missing ARIA label IDs

University of Michigan

Where this issue has occurred