Public Utilities Code section 1038.5

A passenger stage corporation shall not operate any motor vehicle on a public highway unless there is displayed on the vehicle a distinctive identifying symbol in the form prescribed by the commission, showing the classification to which the vehicle belongs. The identifying symbol shall not be displayed until a certificate of public convenience and necessity has been issued under this chapter for the operation.
The identifying symbol displayed by a passenger stage corporation subject to the Interstate Commerce Commission shall serve in lieu of the display requirements of this section.

Source: Section 1038.5, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=PUC§ionNum=1038.­5.­ (updated Jan. 1, 1985; accessed Jun. 30, 2025).

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Verified:
Jun. 30, 2025

§ 1038.5's source at ca​.gov