A first offense DUI (Driving Under the Influence) in the United States typically involves penalties that vary by state but generally include fines, license suspension, mandatory alcohol education or treatment programs, and possibly jail time. Fines can range from a few hundred to several thousand dollars. License suspension might last from a few months to a year, with the possibility of limited driving privileges in some states. Mandatory education or treatment programs aim at prevention and rehabilitation, often requiring completion before license reinstatement. Jail time for a first offense can be avoided with probation, but some states impose short mandatory jail terms. Additionally, an ignition interlock device might be required, which prevents the vehicle from starting if alcohol is detected on the driver's breath. The specifics of these penalties can differ significantly based on the jurisdiction, blood alcohol content (BAC) level, and whether there were aggravating factors like an accident or minor passengers in the vehicle.