State Smog Test is a fully accredited CA State Star Certified Smog Test Only Smog Check station located in Simi Vally serving all residents of Simi Valley, Moorpark, Thousand Oaks, San Fernando Valley, Chatsworth, Northridge, Van Nuys, Reseda, Encino, Woodland Hills, Sherman Oaks, Canoga Park, Calabasas, Studio City, Burbank, and all Ventura County and Los Angeles areas.