California’s driving under the influence law makes it an offense for you to operate a motor vehicle with a blood alcohol content (BAC) higher than 0.08 percent.
California regulations for DUI violations under Vehicle Code Section 23152 VC state that:
For example, you cannot face DUI charges if you sleep after parking your vehicle to sober up. It does not show the intention to drive while drunk. However, you could be charged with DUI if your vehicle key is still in the ignition. The prosecution team can still use that information to prove you drove the vehicle while intoxicated or had the intention to.
Please note that the police can apprehend you even in cases where your blood alcohol limit is below the legal limit, provided you are too impaired to drive with the caution of a sober driver in similar circumstances. Law enforcement agents would request you to blow into a breathalyzer or take a field sobriety test. If you do not pass the test or decline it, the officer could detain you, even if you are fully sober.
The regulations also govern different scenarios where a driver is suspected of driving a car with alcohol or drugs in their system. They include the following: