California Penal Code 198 PC – Self-Defense Killings

Self-Defense and Homicide Defense Lawyers

California law recognizes the right of individuals to protect themselves and others from imminent harm.

California Penal Code 198 PC – Self-Defense Killings

Under California Penal Code Section 198 and related self-defense laws, a homicide may be legally justified when a person reasonably believes deadly force is necessary to prevent death, great bodily injury, or certain violent crimes.

Self-defense killings are among the most complex issues in California criminal law because prosecutors, law enforcement officers, juries, and defense attorneys often dispute whether the use of force was legally justified under the circumstances.

A successful self-defense claim may result in no criminal charges, dismissed charges, acquittal at trial, or protection from criminal liability.

However, individuals involved in fatal self-defense incidents may still face aggressive investigations, homicide charges, civil lawsuits, and intense scrutiny from prosecutors.

If you were arrested, investigated, or involved in a fatal self-defense incident in California, understanding your rights and legal defenses is critical.

Our California criminal defense lawyers at Esiner Gorin LLP represent clients in homicide investigations, murder allegations, and self-defense claims across California. Schedule a consultation at (818) 781-1570 or via contact form.

What Is California Penal Code Section 198?

California Penal Code Section 198 addresses justifiable homicide and the legal standards governing self-defense killings.

The statute explains that a person claiming self-defense must act under circumstances that would create a reasonable fear of:

Death
Great bodily injury
Serious violent harm

The law evaluates self-defense based on what appeared reasonably necessary to the defendant at the time of the incident.

California self-defense laws recognize that individuals facing imminent danger are not required to wait until they are seriously injured or killed before defending themselves.

What Is a Justifiable Homicide?

A justifiable homicide is a killing that California law considers legally excusable because the person acted in lawful self-defense or defense of others.

Under California law, homicide may be justified when:

A person reasonably believed they faced imminent danger
Deadly force appeared necessary
The force used was reasonable under the circumstances

If a homicide is legally justified, the defendant should not face criminal punishment.

Elements of Self-Defense in California

To establish lawful self-defense involving deadly force, the defense generally must show:

The defendant reasonably believed they faced imminent danger of death or great bodily injury
The defendant reasonably believed deadly force was necessary
The defendant used no more force than reasonably necessary under the circumstances

The reasonableness of the defendant's actions is often the central issue in self-defense cases.

What Is Imminent Danger?

Imminent danger refers to an immediate threat of harm that requires immediate action.

Examples may include:

A person pointing a firearm
An attempted stabbing
Violent physical attacks
Threats accompanied by the immediate ability to carry out harm

Fear of future harm is generally insufficient to justify deadly force.

The danger must appear immediate and unavoidable at the time force was used.

Reasonable Belief Standard in Self-Defense Cases

California's self-defense law focuses heavily on whether the defendant's belief was reasonable under the circumstances.

Jurors evaluate:

What the defendant knew at the time
The actions of the alleged aggressor
Prior threats or violence
Physical size differences
Weapons involved
Environmental circumstances

Even if the danger later turns out not to have been real, self-defense may still apply if the defendant reasonably believed deadly force was necessary.

Defense of Others Under California Law

California law also permits individuals to use reasonable force to defend another person from imminent danger.

A defendant may claim defense of others if they reasonably believed:

Another person faced immediate danger
Deadly force was necessary to protect them

The same reasonableness principles generally apply to defense-of-others claims.

California's Castle Doctrine

California recognizes a version of the “Castle Doctrine” under Penal Code Section 198.5.

This law creates a legal presumption that residents reasonably feared imminent danger when using deadly force against unlawful intruders entering their homes.

The Castle Doctrine may apply when:

Someone unlawfully enters a residence
The resident reasonably fears serious harm
The resident uses deadly force inside the home

These cases still depend heavily on the specific facts and evidence involved.

Is There a Duty to Retreat in California?

California generally does not impose a duty to retreat before using lawful self-defense.

A person who reasonably believes they face imminent danger may stand their ground and defend themselves if legally justified.

However, the force used must still remain reasonable under the circumstances.

Difference Between Self-Defense and Excessive Force

Issue	Lawful Self-Defense	Excessive Force
Legal Definition	Use of reasonable force necessary to prevent imminent harm	Use of force beyond what is reasonably necessary under the circumstances
Purpose of Force	Protection against immediate danger	Retaliation, punishment, or unreasonable escalation
Threat Requirement	Requires a reasonable belief of imminent danger	Often occurs after the threat has ended or when danger was minimal
Amount of Force Used	Limited to what reasonably appears necessary	Disproportionate or unnecessary force
Deadly Force Standard	Deadly force may be justified to prevent death or great bodily injury	Deadly force used against a minor or non-deadly threat may be unlawful
Timing of Force	Force used during an active threat or attack	Force continues after the attacker is restrained or no longer dangerous
Reasonableness Standard	Actions are judged based on what a reasonable person would believe	Conduct viewed as unreasonable under the circumstances
California Legal Protection	May qualify as justifiable homicide under California law	May result in criminal charges or civil liability
Possible Criminal Consequences	No criminal liability if self-defense is legally justified	Possible murder, manslaughter, assault, or battery charges
Civil Liability Exposure	Reduced or eliminated if force was lawful	Possible wrongful death or personal injury lawsuits
Examples	Defending against an armed attacker threatening serious harm	Continuing to strike a person after the threat has ended
Key Legal Question	Was the force reasonably necessary to stop imminent harm?	Did the person use more force than reasonably necessary?

Why the Distinction Matters

The distinction between lawful self-defense and excessive force is one of the most important issues in California homicide and assault cases because it can determine whether a person faces:

Criminal charges
Civil lawsuits
Imprisonment
Wrongful death liability
Justifiable homicide protections

Courts and juries closely examine the facts, the level of threat, the timing of the force used, and the overall reasonableness of the defendant's actions when evaluating self-defense claims.

Common Evidence in Self-Defense Cases

Evidence in self-defense investigations may include:

Surveillance footage
Body camera recordings
Witness testimony
Forensic evidence
Medical records
Weapons evidence
911 calls
Crime scene analysis
Prior threats or violent history

Defense attorneys often work with forensic experts and investigators to reconstruct events surrounding the incident.

Common Defenses in Self-Defense Homicide Cases

Several legal defenses may apply depending on the circumstances.

Lawful Self-Defense

The defense may argue that the defendant reasonably believed deadly force was necessary to prevent imminent harm.

Defense of Others

A defendant may assert that they acted to protect another person from immediate danger.

Accident

In some cases, the defense may argue that the death resulted from an accident rather than intentional unlawful conduct.

False Allegations or Misinterpretation

Witness inconsistencies, incomplete evidence, or investigative errors may affect the prosecution's case.

Insufficient Evidence

Prosecutors must prove beyond a reasonable doubt that the killing was unlawful and not legally justified.

Related California Self-Defense Laws

California Penal Code 197 – Justifiable Homicide

Penal Code 197 outlines circumstances where homicide may be legally justified in self-defense or defense of others.

California Penal Code 198.5 – California Castle Doctrine

Penal Code 198.5 creates legal presumptions involving self-defense against unlawful intruders inside residences.

California Penal Code 187 – Murder

Penal Code 187 defines murder as the unlawful killing of another person with malice aforethought.

California Penal Code 192 – Manslaughter

Penal Code 192 governs voluntary, involuntary, and vehicular manslaughter offenses in California.

Examples of Self-Defense Killing Cases

Example 1: Home Intrusion Incident

A homeowner confronts an intruder who forcibly enters the residence late at night. Believing the intruder poses an immediate, deadly threat, the homeowner uses deadly force.

Investigators later evaluate whether the shooting qualifies as lawful self-defense under California's Castle Doctrine laws.

Example 2: Violent Assault in Public

A person is attacked outside a parking garage by an armed assailant. During the struggle, the victim uses deadly force to stop the attack.

Defense attorneys later argue the actions were legally justified due to imminent danger of death or serious bodily injury.

Every self-defense case depends heavily on the facts, witness accounts, forensic evidence, and surrounding circumstances.

Potential Consequences of a Self-Defense Investigation

Even when self-defense may apply, investigations can still lead to serious consequences, including:

Murder or manslaughter charges
Arrest and detention
Civil wrongful death lawsuits
Firearm restrictions
Public scrutiny and media attention
Financial and emotional hardship

Because statements made during investigations may significantly affect the case, legal representation is critical.

Frequently Asked Questions About California Penal Code 198

What does California Penal Code 198 cover?

California Penal Code 198 addresses justifiable homicide and explains the legal standards governing self-defense killings in California.

When is deadly force legally justified in California?

Deadly force may be justified when a person reasonably believes it is necessary to prevent imminent death or great bodily injury.

What is considered imminent danger?

Imminent danger refers to an immediate threat of serious harm that requires immediate action to protect oneself or another person.

Does California have a Stand Your Ground law?

California generally does not require individuals to retreat before using lawful self-defense if they reasonably believe they face imminent danger.

What is the California Castle Doctrine?

California's Castle Doctrine creates legal protections involving the use of deadly force against unlawful intruders inside a residence.

Can someone claim self-defense if the threat was not real?

Possibly. Self-defense may still apply if the defendant reasonably believed deadly force was necessary, even if the perceived danger later proved mistaken.

What happens if prosecutors claim the force was excessive?

If prosecutors argue the defendant used excessive force beyond what was reasonably necessary, self-defense protections may become disputed.

Can someone still be sued after a self-defense killing?

Yes. Even if criminal charges are dismissed or self-defense applies, civil wrongful death lawsuits may still be filed.

What evidence is important in self-defense cases?

Important evidence may include surveillance video, forensic reports, witness testimony, body camera footage, medical records, and crime scene analysis.

Why should someone hire a self-defense lawyer?

Self-defense homicide investigations are highly complex and may involve murder allegations, forensic evidence, and constitutional issues. An experienced defense attorney can protect legal rights and build a strong defense strategy.

Speak With a California Self-Defense Lawyer

If you were involved in a fatal self-defense incident or are under investigation for homicide in California, obtaining experienced legal representation immediately is essential.

Self-defense cases often involve aggressive police investigations, forensic analysis, witness interviews, and complex legal questions involving justified use of force.

A California self-defense lawyer can help:

Protect your constitutional rights
Analyze forensic and witness evidence
Challenge unlawful prosecution theories
Present lawful self-defense arguments
Defend against homicide charges
Develop a strong legal strategy tailored to your case

Our California criminal defense attorneys represent clients facing murder, manslaughter, and self-defense allegations throughout the state and aggressively defend against serious homicide charges.

Speak with an experienced self-defense lawyer at Eisner Gorin LLP today to discuss your case and legal options.