Voluntary and Involuntary Intoxication Defense in California
In California criminal cases, both voluntary and involuntary intoxication can serve as legal defenses. Successfully asserting these defenses may lead to reduced charges or dismissal.
Intoxication can sometimes be a valid defense for specific crimes, although many offenses are committed under the influence.
While intoxication doesn't automatically absolve guilt, alcohol and drug use can influence a person's intent and behavior.
In criminal cases where proving specific intent is necessary, intoxication can serve as a valid defense.
In California, there are two categories of intoxication defenses: voluntary and involuntary. Voluntary intoxication occurs when the defendant knowingly consumes drugs or alcohol, aware that it will impair their judgment.
In other words, voluntary intoxication occurs when a person intentionally consumes any intoxicating substance—be it drugs, alcohol, or others—while aware that it may cause intoxication.
This defense is only valid in cases involving specific intent crimes or offenses committed with the intent to commit a crime, such as murder under Penal Code 187 PC.
What is Involuntary intoxication?
Involuntary intoxication occurs when a person is tricked or coerced into consuming substances or does so unknowingly.
In essence, it refers to situations where someone ingests an intoxicating substance without awareness, either through deception or force by another person.
This defense completely absolves the defendant in criminal cases, allowing them to contest any charges. Both defenses can apply in various situations, leading to different outcomes.
What is the Voluntary Intoxication Defense Under PC 29.4?
Penal Code 29.4 PC is California's law that defines the legal defense of voluntary intoxication. Relying on this defense is somewhat complex because voluntarily consuming an intoxicating substance means accepting the risk of impaired judgment.
Under California Criminal Jury Instructions 3426, juries may only consider voluntary intoxication if the prosecution must establish a "specific intent" to commit the crime, and the intoxication creates a "reasonable doubt" about whether you had that intent.
In other words, being drunk or high alone is not sufficient to exempt you from responsibility, but it can complicate prosecutors' efforts to prove your intent.
Therefore, the voluntary intoxication defense is regarded as a "partial defense," which could lead to an acquittal or, in some cases, lighter charges or penalties, especially if the jury considers your intoxication.
Admitting Intoxication
To use voluntary intoxication as a defense, you need to admit you were intoxicated during the crime. Next, you must demonstrate that this intoxication affected your behavior, making you act differently than you would have if sober.
This can be demonstrated by providing evidence that your mental state was impaired, that you were unable to think clearly, or that you lacked control over your body.
Under this law, "voluntary intoxication" refers to intentionally consuming substances that cause intoxication. In simple terms, this type of intoxication involves willingly consuming, injecting, or otherwise taking any of the following substances.
- Alcohol,
- Controlled substances or drugs,
- Any other kind of intoxicating substance.
What Defines a Specific Intent Crime?
Using a defense based on voluntary intoxication does not absolve all criminal responsibility in every crime. As mentioned, it is only applicable in cases of specific intent crimes, where the defendant:
- Intended to violate the law, and
- Intended to carry out a criminal act.
In other words, a defendant has "criminal intent" if they possess a specific mental state or mindset that leads them to act with a particular purpose.
For example, acting with the intent to commit fraud against someone, such as embezzlement under Penal Code 503 PC. Another example is theft, where a person intends to steal property from the owner, such as in Penal Code 459 PC (burglary).
What is the Involuntary Intoxication Defense?
Under California Criminal Jury Instructions 3427, a person is deemed involuntarily intoxicated if they "unknowingly ingested some intoxicating liquor, drug, or other substance" or were coerced or deceived into doing so.
Proving this defense can be challenging because it requires demonstrating that you were unaware of what you consumed and that it affected your judgment.
Typically, a person is considered "involuntarily intoxicated" if two main factors can be demonstrated:
- Without any prior knowledge, they consumed alcohol, drugs, or other intoxicating substances, or
- Someone deceived or coerced them into taking an intoxicating substance.
A typical example of involuntary intoxication is when someone drinks from a punch bowl without knowing it was laced with alcohol. However, this defense has certain limitations.
However, if you can prove that you were involuntarily intoxicated when committing the crime, you should be found not guilty. This defense is highly effective legally because California law states that no one can be convicted of a crime if they were not conscious of their actions at the time.
Contact our Defense Lawyers for Help
Legally, involuntary intoxication is regarded as a type of unconsciousness. If you are not conscious of your actions, prosecutors cannot prove you intended to commit them.
Defenses related to a defendant's intoxication include unconsciousness, mistake of fact, and insanity. If you're charged with a crime and think a voluntary or involuntary intoxication defense could apply, we can guide you on the next steps.
Cron, Israels & Stark is a criminal defense law firm based in Los Angeles County, serving clients across Southern California. Reach out to us for a case review.
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