California Firearm Prohibition After a 5150 Hold: WIC § 8103

A 5150 psychiatric hold in California triggers an automatic five-year firearm prohibition under Welfare and Institutions Code § 8103. During that period you cannot own, possess, purchase, or receive any firearm, other deadly weapon, or ammunition. The ban applies to anyone taken into custody, assessed, and admitted to a designated facility as a danger to self or others, and it runs regardless of whether the hold lasted a few hours or the full 72 hours.¹ You can petition the Superior Court to lift the ban before the five years run out.

When the Five Years Start and When the Ban Becomes Lifetime

The clock begins on the date you are discharged from the mental health facility, not the date police brought you in. If you were held for two days and released, your five years start on the release date.¹

Multiple holds change the math. Under § 8103(f)(1)(B), a person who is taken into custody, assessed, and admitted under a 5150 hold two or more times within a single one-year period faces a lifetime firearm prohibition. That lifetime ban stays in effect unless a court later finds you are no longer a risk.¹

Surrendering the Guns You Already Own

You have 72 hours from the time of discharge to relinquish any firearm, deadly weapon, or ammunition you own, possess, or control.¹ That window is strict. The usual options are surrender to local law enforcement or transfer to a licensed firearms dealer. Some people transfer ownership to a family member through a dealer, but the receiving person has to pass their own background check.

The facility is supposed to tell you about the prohibition before you leave and hand you the Department of Justice’s “Patient Notification of Firearm Prohibition and Right to Hearing Form.” If no one gave you the form, the ban still applies by operation of law. Request a copy from the facility or the DOJ, because you will need the information in it if you later petition for restoration.¹

The Criminal Risk of Keeping a Gun

Possessing a firearm while subject to a § 8103 prohibition is a crime, not just a compliance problem. Under Penal Code § 29805, anyone convicted of violating the mental health firearm prohibitions in the Welfare and Institutions Code who then possesses a firearm within ten years of that conviction faces up to one year in county jail, a state prison term, a fine of up to $1,000, or both.²

The DOJ tracks prohibited persons through its Armed and Prohibited Persons System, which cross-references registered firearm owners against people who have become prohibited. Compliance checks happen. If you already had registered firearms when the hold occurred and you have not surrendered them, that is how the state finds out.³

The Federal Ban Is a Separate Problem

California’s state prohibition is not the whole story. Under 18 U.S.C. § 922(g)(4), anyone “committed to a mental institution” is permanently barred from firearms and ammunition under federal law.⁴ Federal regulations define a commitment as a formal commitment by a court, board, commission, or other lawful authority and exclude people held solely for observation or evaluation, as well as voluntary admissions. Once a temporary hold becomes an involuntary admission rather than mere observation, it can qualify as a commitment under the federal standard.⁵ Because a 5150 hold involves assessment and admission, it may trigger federal prohibition in addition to the state ban.

This matters at the gun counter. The FBI’s National Instant Criminal Background Check System pulls from both federal and state records when a dealer runs your name.⁶ Even after California restores your state rights, federal law may still block the purchase. The NICS Improvement Amendments Act of 2007 allows a state restoration process to remove the federal prohibition, but only if that process meets specific federal standards, including a finding that the person will not be likely to act in a manner dangerous to public safety.⁷ Whether a successful § 8103 hearing satisfies those federal requirements is worth raising with an attorney before you assume you are clear at both levels.

Petitioning the Court to Restore Your Rights

The vehicle for challenging the ban is a petition filed in Superior Court. The core document is the DOJ’s Request for Hearing, Form BOF 4009C, available on the DOJ website and often provided by the facility at discharge.⁸ The form asks for your full legal name, current address, and the date and location of the 5150 hold.

Pull together your hospital discharge papers before filing. The court will review the clinical findings and the circumstances of the hold. Bring a valid California driver’s license or state-issued ID. The petition can be heard in the Superior Court where you reside, though the court or the district attorney can transfer the case to the county where you were detained or treated.¹

Submit the completed form to the court clerk and pay the civil filing fee set by the Judicial Council’s statewide schedule, which is updated annually.⁹ Fee waivers are available based on financial hardship. The clerk assigns a case number and notifies the DOJ and the DA. You are responsible for serving the DA with the petition and hearing notice, either by certified mail with return receipt or through a process server, and filing proof of service with the court.

Section 8103 requires the court to set the hearing within 60 days of receiving the petition. The DA can request a continuance of up to 30 days for good cause, with total continuances capped at 60 additional days. Within seven days of your request, the DOJ must file your mental health reports with the court, and those reports are available to both sides.¹

Whether to Bring a Psychiatric Evaluation

The statute does not require an independent psychiatric evaluation, but one can carry real weight at the hearing. A forensic psychiatrist, not just a treating clinician, will typically address your history, treatment, substance use, any violent or self-injurious behavior, and a risk assessment compared to the general population. These evaluations usually cost several hundred dollars or more depending on the evaluator and location.

At the Hearing: Who Has to Prove What

The hearing is a civil proceeding in Superior Court, with the People of the State of California as the plaintiff, represented by the district attorney. On a first petition challenging a five-year ban, the burden sits with the state. The DA must show, by a preponderance of the evidence, that you would not be likely to use firearms in a safe and lawful manner. If the DA cannot meet that burden, the court restores your rights.¹ Preponderance means “more likely than not,” a lower bar than the criminal “beyond a reasonable doubt” standard.

The judge reviews the mental health reports filed by the DOJ along with whatever evidence you or the DA present. You can testify about your current mental health, treatment compliance, lifestyle changes, and the circumstances of the hold. If you obtained an independent evaluation, this is where it comes in. A ruling in your favor is forwarded to the DOJ, which updates your record. If the petition is denied, the five-year ban continues, and under a five-year prohibition you are entitled to only one hearing during the prohibition period.¹

How Lifetime-Ban Petitions Work Differently

If your prohibition is lifetime because of two or more 5150 holds within a single year, two things change.

You can file the first petition at any time, just as with the five-year ban. If that initial petition is denied, you are not locked out forever. You can file again, but you must wait at least five years between petitions, and subsequent petitions must be filed in the same court that handled the first one.¹

The burden also flips. On the first petition, the state has to prove you are unsafe. On every petition after that, you have to prove you can use a firearm in a safe and lawful manner, by a preponderance of the evidence. That is the point at which a solid forensic evaluation stops being optional in practical terms.¹

1
California Legislative Information. California Welfare and Institutions Code 8103
2
California Legislative Information. California Penal Code 29805
3
Giffords Law Center. Mental Health Reporting in California
4
Office of the Law Revision Counsel. 18 USC 922 – Unlawful Acts
5
Federal Register. Amended Definition of Adjudicated as a Mental Defective and Committed to a Mental Institution
6
Federal Bureau of Investigation. About NICS
7
Federal Register. Implementation of the NICS Improvement Amendments Act of 2007
8
California Department of Justice. Form BOF 4009C – Request for Hearing
9
Judicial Council of California. Statewide Civil Fee Schedule Effective January 1, 2026