Permissions-Policy: aria-notify directive
Experimental:This is anexperimental technology
Check theBrowser compatibility table carefully before using this in production.
Non-standard: This feature is not standardized. We do not recommend using non-standard features in production, as they have limited browser support, and may change or be removed. However, they can be a suitable alternative in specific cases where no standard option exists.
The HTTPPermissions-Policy headeraria-notify directive controls whether the current document is allowed to use theDocument.ariaNotify() andElement.ariaNotify() methods to firescreen reader announcements.
Specifically, where a defined policy blocks usage, any announcements created usingariaNotify() silently fail (they will not be sent).
Syntax
Permissions-Policy: aria-notify=<allowlist>;<allowlist>A list of origins for which permission is granted to use the feature. See
Permissions-Policy> Syntax for more details.
Default policy
The default allowlist foraria-notify isself.