California school districts will be required to limit or prohibit the use of smartphones in public schools following Gov. Gavin Newsom’s signature of a new bill into law Monday. AB 3216, authored by Republican Assemblymember Josh Hoover of Folsom, requires school districts to adopt a policy to limit or ban phones on school campuses by July 1, 2026.

Calls for crackdowns have mounted with reports of cyberbullying and studies indicating that smartphones are harmful to children’s mental health.

Gov. Newsom signed the Phone-Free Schools Act into law. It requires California school districts to draft policies restricting or banning student cellphone use.

School districts in California will have to create rules restricting student smartphone use under a new law Democratic Gov. Gavin Newsom signed Monday. The legislation makes California the latest state to try to curb student phone access in an effort to minimize distractions in the classroom and address the mental health impacts of social media on children.