First conviction, must complete DUI school and apply to FLHSMV for hearing for possible hardship reinstatement. Vehicle Impoundment: 10 days, not concurrent with incarceration.Second DUI Offense 1. This section will provide an overview of the steps involved in a DUI arrest, from the initial traffic stop to being taken into custody. DUI is an offense under Florida law. A DUI arrest in Florida involves an initial traffic stop, field sobriety tests, and a breathalyzer test to measure your blood alcohol concentration (BAC). Our Florida DUI Defense Attorneys provide a Comprehensive Guide to Navigating the DUI Arrest Process in Florida. Florida is known for some of the harshest DUI penalties in the United States. Here's what you need to know about a first-time DUI offense in Florida. DUI Law Is Complex – You need a defense lawyer that doesn't just take DUI cases, but focuses his practice on DUI defense!