South Dakota Codified Laws
Chapter 25 - Speed Regulation
Section 32-25-7.1 - Establishment of maximum speed limit on any divided four-lane highway in rural areas--Posting of signs--Misdemeanor.

32-25-7.1. Establishment of maximum speed limit on any divided four-lane highway in rural areas--Posting of signs--Misdemeanor.
Notwithstanding the provisions of §32-25-1.1, the Transportation Commission may establish, by rules promulgated pursuant to chapter 1-26, a maximum speed limit of seventy miles per hour upon any divided four-lane highway in a rural area on the state trunk highway system. The speed limit established by the commission is the maximum speed that any person may drive or operate any vehicle or class of vehicle upon that portion of highway. The Department of Transportation shall conspicuously post signs at the beginning and end of a portion of highway to show the maximum speed limit established by the commission on that portion of highway. A violation of any maximum speed limit established by the commission pursuant to this section is a Class 2 misdemeanor.

Source: SL 2005, ch 170, §1.

Structure South Dakota Codified Laws

South Dakota Codified Laws

Title 32 - Motor Vehicles

Chapter 25 - Speed Regulation

Section 32-25-1.1 - Maximum daytime speed--Violation as misdemeanor.

Section 32-25-3 - Requirement that speed be reasonable and lawful under statutes--Violation as misdemeanor.

Section 32-25-4 - Maximum speed on interstate highways--Violation as misdemeanor.

Section 32-25-5 - Minimum speed on interstate highways--Violation--Exceptions.

Section 32-25-5.1 - Unreasonably slow speed prohibited--Violation as misdemeanor.

Section 32-25-5.2 - Posting of minimum speeds on particular highways--Violation of minimum speeds as misdemeanor.

Section 32-25-6 - Maximum speed for heavy vehicles--Computing gross weight--Violation as misdemeanor.

Section 32-25-6.1 - Maximum speed for manufactured homes or mobile homes--Violation as misdemeanor.

Section 32-25-6.2 - Maximum speed with solid rubber or cushion tires--Violation as misdemeanor.

Section 32-25-7 - Establishment of speed zones--Posting of zones--State or federal roads--Violation as misdemeanor.

Section 32-25-7.1 - Establishment of maximum speed limit on any divided four-lane highway in rural areas--Posting of signs--Misdemeanor.

Section 32-25-9.1 - Establishment of speed zones by county commissioners--Posting of zones.

Section 32-25-9.2 - Township road speed limit--Violation as misdemeanor.

Section 32-25-10 - Changing speed or extent of established zone.

Section 32-25-12 - Speed limit in unposted urban areas--Violation as misdemeanor.

Section 32-25-13 - Speed limit at obstructed railway crossings--Violation as misdemeanor.

Section 32-25-14 - Speed limit in school zones--Violation as misdemeanor.

Section 32-25-14.1 - Posted school zones--Uniform traffic control devices--Failure to obey as misdemeanor.

Section 32-25-15 - Speed limit at intersections with obstructed view--Violation as misdemeanor.

Section 32-25-16 - Exceeding of speed limits as misdemeanor--Power of local authorities to increase limits on through highways.

Section 32-25-17 - Posting stop signs at intersections with increased maximum--Illumination of stop signs.

Section 32-25-18 - Special speed limits for bridges--Posting signs--Violation of posted speed limit as misdemeanor--Established speed as conclusive maximum safe speed.

Section 32-25-19 - Speed limits on posted bridges or structures--Violation as misdemeanor.

Section 32-25-19.1 - Limited speed zones--Signs posted--Violation as misdemeanor.

Section 32-25-21 - Contents of complaint and summons for violation.

Section 32-25-22 - Punishment upon fourth or subsequent conviction--Cancellation of compensation plates--Duration of cancellation.

Section 32-25-23 - Racing on highway prohibited--Violation as misdemeanor.

Section 32-25-25 - "Racing" defined.

Section 32-25-25.1 - Nonprofit snowmobile racing exempt from speed provisions.

Section 32-25-27 - Low-speed vehicles.

Section 32-25-28 - Exceeding posted speed limit permitted under certain conditions.