Section 257.629b - Reduction of maximum speed limit; violation as civil infraction(1) The governor may reduce the maximum speed limit on a street, highway, or freeway pursuant to an executive order issued during a state of energy emergency as provided by law.(2) A person who violates a speed limit established pursuant to this section is responsible for a civil infraction.Add. 1974, Act 28, Imd. Eff. 3/2/1974 ;--Am. 1975, Act 24, Imd. Eff. 4/15/1975 ;--Am. 1979, Act 66, Eff. 8/1/1979 ;--Am. 1987, Act 154, Eff. 12/1/1987 .