SEP Projects Available for Funding Categories Topics Enforcement Programs Supplemental Environmental Projects (SEP) Type Reports Contact Supplemental Environmental Project (SEP) Email sep@arb.ca.gov Phone (279) 216-0965 Revised 4/2026 Documents Available SEPs 03.19.2026 AVAILABLE_SEPS_031926.PDF · 284 KB Related Resources PERP Application Submittal Instructions Program Information & FAQs Cargo Tank Certification Decal and Tank Number Display Requirements