In order for an officer to make a DUI arrest after a traffic stop, the officer must have evidence that amounts to probable cause. Although many stops do lead to a DUI arrest, a stop is distinguishable from an arrest in that the amount of evidence necessary to support an arrest is higher than the reasonable suspicion needed to stop a motor vehicle.
In some instances, valid traffic stops have been deemed excessively intrusive and California DUI courts have found such facts to be equivalent to arrests. California courts have allowed officers to detain an individual long enough to run a license, vehicle registration, and a warrant check within the scope of a valid traffic stop. Several factors are relevant in determining whether a police encounter is a stop or an arrest:
Under California DUI law, a person may be considered to be held in custody if a “reasonable person” under the same circumstances would not feel free to leave. If a California DUI court determines that an individual was “in custody” or if an officer actually places an individual under arrest, then probable cause must exist. California DUI law defines probable cause as the degree of suspicion sufficient to justify the invasion of privacy that is inherent in a seizure. It must be substantial suspicion, but less than proof beyond a reasonable doubt.
The elements of probable cause to arrest are:
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This page was written, edited, reviewed, and approved by Bobby Shamuilian.
Attorney Shamuilian is the managing partner and founder of My Rights Law and is widely recognized as a legal authority, frequently appearing as a legal analyst and TV pundit on national news outlets.
He has earned a perfect “10.0 – Top Attorney” rating on AVVO and a “10.0” rating on Justia, and has been named among the “Top 40 Under 40” and the “Top 100 Trial Lawyers” by The National Trial Lawyers.
With his proven expertise and dedication, Mr. Shamuilian is committed to protecting your rights and achieving the best possible outcome for your case.
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