At Cal State Smogs & Registration Services in Livermore, CA, we do all kind of DMV Required Smog Checks. We are family owned and operated. We pride ourselves in Great Customer Service and a Professional staff. We are here to help you and your vehicle keep California's air clean. We are a State Certified Emission Test Center with efficient and reliable professionals that are ASE Certified and State Certified with 20 years of experience in the Automotive Industry.