Taking over the Privacy #InterestGroup’s role in reviewing and advising other groups on enhancing user privacy in Web standards, the group will also develop the Global Privacy Control (GPC) spec., which defines a signal sent via HTTP and the DOM to request that #websites do not sell or share personal information with third parties.
▶️ https://privacycg.github.io/gpc-spec/

GPC has been incubated in the Privacy #CommunityGroup, and anchors its signal in several existing legal frameworks: https://privacycg.github.io/gpc-spec/#legal-effects