Vehicle Code section 40831


In any civil action proof of speed in excess of any prima facie limit declared in Section 22352 at a particular time and place does not establish negligence as a matter of law but in all such actions it shall be necessary to establish as a fact that the operation of a vehicle at the excess speed constituted negligence.

Source: Section 40831, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=VEH§ionNum=40831.­ (updated Jan. 1, 1959; accessed Jul. 14, 2025).

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Verified:
Jul. 14, 2025

§ 40831's source at ca​.gov