Since July 1, 2024, nearly every California employer has needed a written workplace violence prevention plan. Two years in, many small and midsize businesses still have a template plan sitting in a shared drive that nobody has reviewed, trained on, or updated. That gap is exactly what Cal/OSHA inspectors and plaintiffs' lawyers look for after an incident, and it's why an employer defense attorney will usually ask to see your plan before anything else. The short answer: SB 553