FILE - California Governor Gavin Newsom, shown here at the San Diego Zoo on Aug. 8, 2024, signed a law on Sept. 20, 2024, that outlaws social media platforms from knowingly providing addictive feeds to children without parental consent.

California will make it illegal for social media platforms to knowingly provide addictive feeds to children without parental consent beginning in 2027.

California will, starting in 2027, prohibit social media platforms from deliberately delivering addictive feeds to minors without parental consent as part of a new law. The big picture: States and cities have been grappling with how to limit what health experts deem to be harmful effects of social media on children and teens.