How serious the penalties are for a DUI conviction depends on many factors, including your criminal history, how far over the legal limit you were (the legal limit is a BAC of under 0.08), whether anybody was injured in the incident and other factors. Penalties that can be imposed by the Florida courts for drunk driving include the following: Mandatory license suspension, Jail time, Fines, Probation, Installation of an ignition interlock device (IID), Community service, Alcohol awareness classes, Substance abuse evaluation or treatment.