# Does a traffic ticket prove an injury claim? Canonical: https://californiapersonalinjurylaws.com/guides/traffic-ticket/ Reviewed by Andrew (Andy) R. Gillin; publisher reported approval on 2026-11-04. Original review date was not supplied. ## Short answer A ticket may help show what happened. It does not prove every part of an injury claim. You still need to link the unsafe act to your injury. ## Hypothetical example A driver gets a speeding ticket after a crash. The injured person still needs proof that the crash caused their harm. ## How the rule works A safety rule may help set the level of care required. But the rule must fit the kind of event and harm at issue. This is why a ticket is only part of the analysis. ## What can change the answer A broken safety law can help show fault in some cases. The law has rules and exceptions for when that applies. ## A useful next step Keep the ticket details. Save proof of how the crash happened and what harm it caused. ## Court decisions behind this answer ### Alarid v. Vanier (1958) 50 Cal.2d 617, pp. 621–624. A broken safety law could lead to a starting assumption of fault. The court said proof of a valid excuse could overcome it. Limit: The case predates shared-fault rules. Read today’s statutes and instructions with the case. Source: https://law.justia.com/cases/california/supreme-court/2d/50/617.html ## Sources - [Vehicle Code § 22350 — Basic speed law](https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=VEH§ionNum=22350.) - [CACI No. 400–401 — Negligence and the standard of care (2026 edition)](https://courts.ca.gov/system/files/file/judicial_council_of_california_civil_jury_instructions_2026.pdf) - [Alarid v. Vanier (1958) 50 Cal.2d 617](https://law.justia.com/cases/california/supreme-court/2d/50/617.html) - [Evidence Code § 669 — Presumption based on violation of law](https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=EVID§ionNum=669.) General information, not legal advice.