This document summarizes the penalties for a first DUI offense in California. It outlines the administrative penalties from the DMV including a 4 month license suspension and mandatory alcohol assessment. The criminal penalties include up to 6 months in jail, fines from $390-$1000, and 3-5 years probation. Reductions may be possible to a wet reckless or other charges. Enhancements can apply for breathalyzer refusal, excessive speed, or if children were present.