SEP Audit Report Categories Topics Enforcement Programs Supplemental Environmental Projects (SEP) Type Reports Contact Supplemental Environmental Project (SEP) Email sep@arb.ca.gov Phone (279) 216-0965 Updated February 2019 Documents SEP Final Report R CARB_SEP_FINAL_REPORT_2.22.2019.PDF · 7.652 MB Related Resources PSIP Regulation Test Method 435 Automated License Plate Reader