SC DMV Alcohol, Drugs, and Driving

Question 1

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

Accepted Answer

0.08%

Answer

South Carolina, like all US states, sets the per se DUI BAC limit at 0.08% for non-commercial drivers aged 21 and older.

Question 2

What is the legal BAC limit for drivers under 21 in South Carolina?

Accepted Answer

0.02%

Answer

South Carolina enforces a 0.02% BAC limit for drivers under 21, effectively a near-zero tolerance policy for underage drinking and driving.

Question 3

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

Accepted Answer

By driving in SC, you consent to chemical tests if lawfully arrested for DUI

Answer

Implied consent means that operating a vehicle in SC constitutes automatic agreement to submit to breath, blood, or urine testing if arrested for DUI.

Question 4

What happens to your license if you refuse a breath test in South Carolina?

Accepted Answer

Automatic suspension for 6 months for a first refusal

Answer

Under SC's implied consent law, refusing a breath test results in an automatic 6-month license suspension for a first offense.

Question 5

Alcohol affects driving ability primarily by:

Accepted Answer

Reducing judgment, reaction time, and coordination

Answer

Even small amounts of alcohol impair judgment, slow reaction time, and reduce coordination, all critical driving skills.

SC DMV - South Carolina Department of Motor Vehicle Test Practice Test

SC DMV - South Carolina Department of Motor Vehicle Test Practice Test

SC DMV Alcohol, Drugs, and Driving