Vehicle Code section 25273

Any motor vehicle owned and operated by a school district with an average daily attendance in excess of 400,000 while being used to measure the distance from school to a school pupil’s residence may display a flashing amber warning light to the rear of the vehicle when moving at a speed substantially slower than the normal flow of traffic.

Source: Section 25273, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=VEH§ionNum=25273.­ (updated Jan. 1, 1963; accessed Jun. 25, 2025).

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Verified:
Jun. 25, 2025

§ 25273's source at ca​.gov