California

Bicycle helmets required for all riders under 18.

Universal helmet law enacted 1992.

5 years

70 and over: License renewal in person at a DMV field office, unless otherwise instructed by the DMV. Knowledge and vision tests are also required. Most drivers 70 and older are eligible for open book no-fail eLearning course.

None

None

Decriminalized and legal for medical and recreational use

70

55

65

55

70

55

0.15

4 months

After 30 days

Mandatory for all repeat and injury-involved offenses, first-time injury or vehicular manslaughter offenses.

Yes

No

Under 2 yrs or under 40 pounds or 40” in rear-facing car seat, following manufacturer instructions and in a back seat

Under 8 yrs or under 57" tall in child safety seat or booster seat in the back seat, following manufacturer instructions 

Under 16 yrs properly restrained, including a seat belt

17 years

15 / 6

6

50 (10)

16

11 p.m. - 5 a.m. (secondary enforcement)

First 12 months: No passengers under 20 (secondary enforcement) unless accompanied by a licensed driver who is the licensee’s parent or guardian, a licensed driver who is 25 years or older, or a licensed or certified driving instructor.

Primary

16 and over

All

Yes. Primary law.

Yes. Primary law.

Drivers under 18. Secondary law.

All drivers. Primary law.

Permitted by state law

Statewide

Permitted by state law

In six specified jurisdictions in a pilot program until 2032