32-25-5.   Minimum speeds on interstate highways--Violation as misdemeanor. It is a Class 2 misdemeanor at any time for a person to drive or operate a motor vehicle upon the national system of interstate highways at a speed less than forty miles per hour unless such vehicle is so operated pursuant to a permit, issued by the Department of Transportation.

Source: SDC Supp 1960, § 44.0303 (8) as added by SL 1963, ch 253; SL 1964, ch 123, § 1; SL 1989, ch 255, § 125.

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