You can face enhanced penalties for a BAC that is considerably higher than .08 alone. Having a BAC above .15 or .20 carries stiffer penalties, even if it’s your first offense. Having a DUI defense attorney may be able to negotiate better terms. If your BAC is at or above .08, it doesn’t matter in the eyes of the law. A BAC of .08 or above is probable cause for arrest, making it essential to always hire a DUI attorney in Louisiana if you’ve been accused of DUI.