On May 21, 2026, the California Occupational Safety and Health Standards Board (OSHSB) granted in part Petition No. 609, kickstarting a process that may result in the ban of fabrication and installation of artificial stone in California.
Background – Public Health and the Need for Employer Accountability
Senate Bill 20, also called the Silicosis Training, Outreach, and Prevention (STOP) Act, was signed into law by Governor Newsom on October 13, 2025.1 Senator Caroline Menjivar is on the forefront of this battle to avoid preventable injuries and illnesses by enforcing proper safety measures at fabrication shops.