SD·Free South Dakota DMV practice test — no signup

South Dakota DMV
Practice Test 2026

Pass your South Dakota DPS written test the first time. AI-powered practice with instant explanations, matching the exact format of the real SD exam.

25
Questions on exam
80%
To pass
20
Correct answers

SD · Handbook data

Key South Dakota rules at a glance

Extracted directly from the official DPS handbook. Values left blank aren't explicitly stated in the handbook.

Adult BAC limit
0.08%
Under-21 BAC limit
0.02%
Point system
15 points in 12 consecutive months or 22 points in 24 consecutive months results in suspension
Teen curfew
Restricted Minor's Permit holders may drive 6 a.m.-10 p.m.; from 10 p.m.-6 a.m. must be accompanied by parent/guardian
Teen passenger limit
First 6 months of Restricted Permit: only immediate family or household members allowed
Cell phone (teen)
Instruction Permit and Restricted Minor's Permit holders may not use any wireless communication device while driving
Cell phone (adult)
Texting, reading texts, and social networking prohibited by state law
Move-over law
yes; must come to complete stop before reaching stopped emergency vehicle with red lights, or merge to lane farthest from vehicle on multi-lane roads
Child seat
Under age 5 and under 40 lbs must be in a child passenger restraint system; under 5 and at least 40 lbs may use a seat belt

Notable South Dakota-specific rules

  • Instruction Permit available at age 14 (one of the youngest in the U.S.)
  • Restricted Minor's Permit at age 14 after holding Instruction Permit 275 days (180 days with driver ed)
  • Restricted Permit auto-converts to Operator's License at age 18
  • Stop required before reaching a stopped emergency vehicle showing red lights

Types of Driver's Licenses and Driver's Permits; SD Point System; Alcohol and the Law; Using Seatbelts; Child Passenger Safety Laws

About the South Dakota DMV test

The South Dakota DPS written knowledge test has 25 questions. You need to answer 20 correctly (80%) to pass and get your SD driver's license or learner's permit.

Our AI-powered practice tests mirror the exact format of the real exam. Every question includes an instant explanation so you understand the why behind each answer — not just memorization.

South Dakota DMV test FAQ

SD-specific

What is the blood alcohol concentration (BAC) limit for drivers under 21 in South Dakota?

South Dakota has a zero-tolerance law for drivers under 21, meaning any detectable BAC (0.02% or higher) results in a 1-year license suspension for a first offense.

SD-specific

How many points lead to license suspension in South Dakota?

Accumulating 10 demerit points within a 1-year period triggers an automatic 30-day license suspension in South Dakota.

SD-specific

What are the night driving restrictions for teen drivers with an intermediate license in South Dakota?

South Dakota drivers with an intermediate license cannot drive between 10:00 p.m. and 6:00 a.m. unless traveling to/from work, school events, or with a licensed adult at least 21 years old.

How many questions are on the South Dakota DMV test?

The South Dakota DPS written test has 25 multiple-choice questions covering traffic laws, road signs, safe driving, and state-specific rules.

What score do I need to pass the SD DMV test?

You need to answer 20 questions correctly, which is 80%. Our practice tests match this exact format.

Is the South Dakota DMV practice test free?

Yes — you can take 10 practice questions right now with no signup required. Create a free account to unlock 1000+ questions and AI explanations.

How accurate are these South Dakota practice questions?

Our questions are based on the official South Dakota Driver Handbook, public question banks, and common DMV test patterns. We cross-verify with AI and human review.

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