Maryland MVA Test DUI, Alcohol, and Drug Laws

Question 1

What is the legal blood alcohol concentration (BAC) limit for non-commercial drivers age 21 and over in Maryland?

Accepted Answer

0.08%

Answer

Maryland, like all US states, sets the legal per se BAC limit at 0.08% for drivers 21 and older operating non-commercial vehicles.

Question 2

In Maryland, what BAC level results in a charge of Driving While Impaired (DWI) rather than DUI?

Accepted Answer

0.04% to 0.07%

Answer

Maryland's DWI charge applies to drivers with a BAC between 0.04% and 0.07%, reflecting measurable impairment even below the DUI threshold.

Question 3

What is the legal BAC limit for drivers under age 21 in Maryland?

Accepted Answer

0.02%

Answer

Maryland's zero tolerance law for underage drivers sets the legal limit at 0.02% BAC, effectively prohibiting any drinking before driving.

Question 4

What does Maryland's 'implied consent' law mean?

Accepted Answer

By driving on Maryland roads you consent to chemical testing if lawfully arrested for DUI

Answer

Implied consent means that by driving in Maryland, you have pre-agreed to submit to a breath, blood, or urine test if lawfully arrested for DUI.

Question 5

What happens to a Maryland driver's license if they refuse a roadside chemical test after a DUI arrest?

Accepted Answer

A 120-day suspension for a first refusal

Answer

Under Maryland's implied consent law, a first-time refusal to submit to a chemical test results in a mandatory 120-day license suspension.

Maryland MVA Test Practice Test