MI DMV Alcohol, Drugs, and Impaired Driving

Question 1

In Michigan, what is the legal blood alcohol content (BAC) limit for drivers aged 21 and older?

Accepted Answer

0.08%

Answer

Michigan law sets the legal BAC limit at 0.08% for drivers 21 and older; at or above this level a driver is considered Operating While Intoxicated (OWI).

Question 2

What BAC limit applies to drivers under 21 years old in Michigan under the Zero Tolerance law?

Accepted Answer

0.02%

Answer

Michigan's Zero Tolerance law prohibits drivers under 21 from having a BAC of 0.02% or higher, which is essentially any measurable amount of alcohol.

Question 3

A Michigan driver is considered 'super drunk' (High BAC) if their blood alcohol content is at or above:

Accepted Answer

0.17%

Answer

Michigan's High BAC (Super Drunk) law applies when a driver's BAC is 0.17% or higher, carrying enhanced penalties beyond standard OWI.

Question 4

Under Michigan's implied consent law, what happens if a driver refuses a chemical test (breath, blood, or urine) when lawfully requested by an officer?

Accepted Answer

The driver's license is automatically suspended for 1 year and 6 points are added

Answer

Refusing a chemical test under Michigan's implied consent law results in an automatic 1-year license suspension and 6 points added to the driving record.

Question 5

Which of the following best describes Operating While Intoxicated (OWI) in Michigan?

Accepted Answer

Driving with a BAC of 0.08% or more, or while visibly impaired by alcohol or drugs

Answer

OWI in Michigan covers driving with a BAC of 0.08% or more OR while visibly impaired by alcohol, drugs, or a combination of both.

(MI DMV) Michigan Department of Motor Vehicle Practice Test

(MI DMV) Michigan Department of Motor Vehicle Practice Test

MI DMV Alcohol, Drugs, and Impaired Driving