What is the legal blood alcohol concentration (BAC) limit for drivers over 21?

The legal blood alcohol concentration (BAC) limit for drivers over the age of 21 is established at 0.08%. This standard is set to ensure safety on the roads, reflecting research that associates higher blood alcohol levels with a greater impairment in cognitive and motor functions essential for driving. At 0.08%, an individual is considered legally impaired, and driving under these conditions increases the risk of accidents significantly.

The BAC limit is not only a legal threshold but also serves as a public safety measure, encouraging responsible drinking behaviors among those who drive. Understanding and adhering to this limit is crucial for all licensed drivers to prevent potential legal consequences and contribute to overall roadway safety.