California Emergency Medical Services Authority (EMSA) regulates and coordinates the state's emergency medical services system, including licensure and renewal for paramedics and EMTs, EMS training, and disciplinary enforcement. It administers the EMS Commission and Local EMS Agencies, oversees data collection and quality improvement efforts, and provides public information and education on EMS programs such as trauma, STEMI, stroke, and EMS for Children. It also leads disaster preparedness and response initiatives, including disaster medical services, CAL-MAT, Medical Reserve Corps, community paramedicine, and tactical/triage/alternate destination care.
AI named California Emergency Medical Services Authority (California Statewide Trauma System) in December 2025.