California § 22358.6. 22358.6. (Amended by Stats. 2025, Ch. 287, Sec. 2.)

California Statutes

§ 22358.6. — 22358.6. (Amended by Stats. 2025, Ch. 287, Sec. 2.)

California § 22358.6.

JurisdictionCalifornia

Code VEHVehicle Code - VEH

Div. 11.DIVISION 11. RULES OF THE ROAD

Ch. 7.CHAPTER 7. Speed Laws

Art. 1.ARTICLE 1. Generally

This text of California § 22358.6. (22358.6. (Amended by Stats. 2025, Ch. 287, Sec. 2.)) is published on Counsel Stack Legal Research, covering California primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook

Cal. Vehicle Code - VEH Code § 22358.6. (2026).

Text

(a)The Department of Transportation shall, in the next scheduled revision, revise and thereafter maintain the California Manual on Uniform Traffic Control Devices to require the Department of Transportation or a local authority to round speed limits to the nearest five miles per hour of the 85th percentile of the free-flowing traffic.

(b)In cases in which the speed limit needs to be rounded down to the nearest five miles per hour increment of the 85th-percentile speed, the Department of Transportation or a local authority may lower the speed limit by five miles per hour from the nearest five-mile-per-hour increment of the 85th-percentile speed, in compliance with Sections 627 and 22358.5 and the California Manual on Uniform Traffic Control Devices, as it read on March 30, 2021, if

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(a)
The Department of Transportation shall, in the next scheduled revision, revise and thereafter maintain the California Manual on Uniform Traffic Control Devices to require the Department of Transportation or a local authority to round speed limits to the nearest five miles per hour of the 85th percentile of the free-flowing traffic.
(b)
In cases in which the speed limit needs to be rounded down to the nearest five miles per hour increment of the 85th-percentile speed, the Department of Transportation or a local authority may lower the speed limit by five miles per hour from the nearest
five-mile-per-hour increment of the 85th-percentile speed, in compliance with Sections 627 and 22358.5 and the California Manual on Uniform Traffic Control Devices, as it read on March 30, 2021, if the reasons for the lower speed limit are documented in an engineering and traffic survey. The Department of Transportation or a local authority may also take into consideration Sections 22353, 22353.2, 22353.3, 22353.4, and 22353.5, if applicable.
(c)
In cases in which the speed limit needs to be rounded up to the nearest five-mile-per-hour increment of the 85th-percentile speed, the Department of Transportation or a local authority may decide to instead round down the speed limit to the lower five-mile-per-hour increment. If the speed limit is rounded down pursuant to this subdivision, the speed limit shall not be reduced
any further pursuant to subdivision (b).
(d)
In addition to subdivisions (b) and (c), the Department of Transportation or a local authority may additionally lower the speed limit as provided in Section 22358.7.
(e)
The total reduction in the speed limit pursuant to subdivisions (a) to (d), inclusive, shall not exceed 12.4 miles per hour from the 85th-percentile speed.
(f)
Notwithstanding subdivisions (a) to (e), inclusive, the Department of Transportation or a local authority may retain the currently adopted speed limit as provided in
Section 22358.8 without further reduction, or restore the immediately prior adopted speed limit as provided in Section 22358.8 without further reduction.