What are the speed limits in South Dakota?

Standard speed limits in South Dakota are: 25 mph residential, 65 mph rural, 80 mph interstate [§ 32-25-1].

How many points is a speeding ticket in South Dakota?

Points vary by how much you exceed the limit [§ 32-12-49.1]. South Dakota assesses points by specific offense: 10 points for driving while intoxicated, 8 for reckless driving, 6 for eluding or attempting to elude a police officer and for drag racing, 4 for failure to yield right-of-way, improper passing, or driving on the wrong side of the roadway, 3 for a stop sign or light violation, and 2 for other moving offenses.

Can I fight a speeding ticket in South Dakota?

Yes. Common defenses include challenging the radar/laser calibration, arguing the speed limit was not properly posted, or showing the speed was safe for conditions. You can also negotiate a reduced charge through an attorney.

Will a speeding ticket affect my insurance in South Dakota?

Yes. A speeding conviction typically increases insurance rates by 15-40% for 3-5 years[src:https://www.iii.org/fact-statistic/facts-statistics-auto-insurance|Insurance Information Institute]. The increase depends on the speed over the limit and your overall driving record.

Topic guideUpdated 2026-02-27

South Dakota Speeding Tickets — Fines, Points & Defenses

Speed limits, speeding penalties, point values, and how to fight a speeding ticket in South Dakota.

Speeding is one of the most common traffic violations in South Dakota §32-25-1. Penalties vary based on how much you exceed the posted limit and where the violation occurs.

Speed Limits

South Dakota's standard speed limits:

	Speed Limit
Residential/Business	25 mph residential
Rural Roads	65 mph rural
Interstate/Highway	80 mph interstate
School Zones	Posted speed when active §32-25-1
Construction Zones	Fines often doubled §32-25-1

Penalties for Speeding

Fine of $20-$100 depending on speed over limit; 2-4 points assessed; enhanced fines in school or construction zones §32-25-1.

How Speeding Affects Your Record

Citation issued — fine amount and points determined by speed over limit

Points added to your driving record §32-12-49.1

Insurance company reviews record at renewal — rates may increase 15-40%

Excessive points may lead to license suspension

Points typically remain on record for 2-3 years

Fighting a Speeding Ticket

Common defenses include:

Challenging the accuracy of the speed detection method (radar, laser, pacing)

Arguing the speed limit was not properly posted

Showing the speed was safe for conditions (absolute vs. presumed limits)

Proving mistaken identity (wrong vehicle cited)

Negotiating a reduction to a non-moving violation

✓Defensive driving course may reduce points; approved courses available; judge discretion for dismissal or reduction. This can help avoid points and insurance increases.

Prepare for Your Consultation

Quick checklist (Traffic Violations)

Gather these before your first consultation.

Traffic citation copy

(date, location, violation code)

Driving record / MVR

(point history, prior violations)

Insurance and registration

(proof of coverage, vehicle reg.)

General preparation tips only. Specific needs depend on your state and violation type.

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