Add the ability for CSS stylesheets to specify their own referrer policy via the HTTP header.


Specification link

Specification currently under development in a Working Group

Status in Chromium


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Positive
  • No signal
  • No signals



Previously, a CSS stylesheet would inherit the referrer policy of the document that referenced it. This is now no longer the case. Instead the "default" policy will be used unless overwritten via the HTTP header.

Last updated on 2020-11-19