Tennessee Permit Practice Test

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

1. 0.05%

2. 0.08%

3. 0.10%

4. 0.12%

The correct answer is: 0.08%

The legal blood alcohol concentration (BAC) limit for drivers over 21 in Tennessee is 0.08%. This standard is set to help reduce the incidence of alcohol-related accidents and fatalities on the roads. Reaching or exceeding this limit indicates impairment and increases the risk of dangerous driving behaviors, resulting in legal penalties. Understanding the BAC limit is essential for safe driving practices and awareness of the law. Being at or above this legally established threshold can lead to various consequences, including fines, license suspension, or even jail time, emphasizing the importance of adhering to these regulations. The options provided reflect various BAC levels, but 0.08% has been widely adopted across the United States as the legal limit, aligning with national standards for responsible alcohol consumption and driving safety.