DWI laws, or Driving While Intoxicated laws, are regulations that prohibit operating a vehicle under the influence of alcohol or drugs. These laws aim to enhance road safety by penalizing individuals who drive with a blood alcohol concentration (BAC) above the legal limit, typically 0.08% for adults in many jurisdictions. Penalties for violating DWI laws can include fines, license suspension, mandatory alcohol education programs, and even jail time. Repeat offenders often face harsher consequences, reflecting the seriousness of driving under the influence and its potential dangers to public safety.