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 4/2025 Documents Available SEPs 04.22.2025 AVAILABLE_SEP_042225.PDF · 214 KB Related Resources Program Information & FAQs Cargo Tank Certification Decal and Tank Number Display Requirements California State of Emergency (January 7, 2025): Sale, Offer for Sale, and Importation of U.S. EPA Certified Portable Generators into California