WHAT YOU NEED TO KNOW: DPR launches the second phase of its CalPEST system, expanding digital tools that streamline pesticide registration and improve public access to product information. SACRAMENTO – Today, the California Department of Pesticide Regulation (DPR) rolled out updates to the California Pesticide Electronic Submission Tracking (CalPEST) system. This second and final implementation of the CalPEST system includes enhancements that expand access to pesticide registration information.