California sets no blood limit for THC, so a cannabis DUI case turns on proof of impairment. Read how the drug DUI statutes and jury instruction work, why legal use is no defense, how blood, breath and urine testing apply, what a THC result can show, how the DMV responds and which license, sentencing and vehicle rules follow.
Why Medication Driving Safety Deserves a Conversation Most medicines do not affect driving, but some do. Medication driving safety depends on the drug, the dose and the person. So a short talk with...
Why DUI Medication Records Matter Drug DUI cases often turn on what a person took and when. DUI medication records can help answer those questions. They may support or complicate the defense, so...
Drug Detection Versus Impairment Explained A lab report can show that a drug is present in blood or urine. However, presence and impairment are different things. Drug detection versus impairment is...
What a DUI Drug Recognition Evaluation Is Drug DUI cases need proof of impairment, not just detection. A DUI drug recognition evaluation is one kind of officer observation that may appear in that...
What a Combined Alcohol Drug DUI Charge Means Some DUI cases involve both alcohol and a drug. A combined alcohol drug DUI charge covers impairment caused by the mix of the two. California treats...
How an OTC Medication DUI Can Happen Store bought medicines seem harmless to many drivers. Even so, an OTC medication DUI can arise when a nonprescription product affects driving. California law...
Why a Prescription Medication DUI Is Possible Many people assume a valid prescription protects them. However, a prescription medication DUI can still happen in California. The law focuses on...