What is the Penal Code 18100 in California?

Asked by: Ray Walker I  |  Last update: February 2, 2026
Score: 4.6/5 (68 votes)

California Penal Code § 18100 establishes the framework for Gun Violence Restraining Orders (GVROs), also known as "red flag" laws, allowing courts to temporarily prohibit individuals posing a significant risk of harming themselves or others from owning, possessing, or purchasing firearms and ammunition. These orders are issued by a judge after a petition from law enforcement, family, or other specified individuals and require the subject to surrender existing firearms, lasting from one to five years and potentially renewable.

What is the penal code 18100?

(Penal Code § 18100). Firearms Emergency Protective Order: An order, approved by a judicial officer, prohibiting a named person from having in his or her custody or control, owning, purchasing, possessing, or receiving any firearms or ammunition (Penal Code § 18125).

What is the new gun law in California?

California has recently passed several new gun laws effective in 2025 and 2026, tightening restrictions on ghost guns, firearm parts like barrels, expanding gun violence restraining orders, and addressing machine-gun convertible pistols, with measures including mandatory dealer transfers for some parts (AB 1263/SB 704), a ban on certain Glock models (AB 1127), a purchase limit (AB 1078), and enhanced secure storage rules (SB 53), though some measures face legal challenges.
 

Can I own a gun after a restraining order expires?

Under federal law, if your protection order has expired, it is no longer considered a valid order, which means the firearm ban does not apply. Therefore, you are free to proceed.

How long does a temporary restraining order last in CA?

Law enforcement may approve this temporary order, which lasts up to five days, to shield an abuse or harassment victim in an emergency. Civil Harassment Restraining Order. This is a temporary civil order meant to protect the victim while they await a court hearing. It lasts 15 to 22 days.

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What proof do you need for a temporary restraining order in California?

Evidence for a Temporary Restraining Order

In California, the threshold for obtaining a TRO is quite low, and the accused, referred to as the respondent, is often not even present to raise a defense. To obtain a TRO, the petitioner must typically only submit sworn statements detailing the alleged abuse or harassment.

Why would a judge deny a restraining order in California?

Courts often deny orders because there's not enough evidence or because of procedural mistakes. A big reason for denial is when people can't show they have a valid claim. This happens in about 30% of cases because there's no proof. Judges need solid evidence of threats or abuse to grant protection.

Does a temporary restraining order show up on a background check in California?

Does a Restraining Order Show Up on a Background Check in California? A restraining order may appear on certain background investigations, especially those that provide detailed civil records. Temporary orders typically do not show up on standard background checks, but permanent orders often do.

What states restore gun rights to felons?

Several states, including Colorado, Kansas, Louisiana, Minnesota, North Carolina, North Dakota, Oregon, and South Dakota, offer paths for felons to regain gun rights, often automatically or via petition after waiting periods (5-15 years post-sentence), though processes vary significantly, with some states like Texas restoring home possession rights automatically, while Wyoming restores rights for nonviolent felonies after five years, highlighting diverse state approaches to firearm rights restoration. 

How long after a restraining order can I buy a gun in California?

anyone who has been convicted of certain misdemeanors (including violation of a protective order) cannot have a gun within 10 years of the conviction.

How many guns are you legally allowed to own in California?

As with most places in the United States, there is no limit to the number of guns an individual may own in the State of California. There are other restrictions in place to prevent people from quickly amassing an arsenal, however. For example, you may only purchase one handgun every 30 days in California.

What does 1263 mean in California?

California AB-1263, signed into law on October 11, 2025, significantly broadens the definition of unlawful firearm manufacturing; imposes new rules for barrels, accessories, and manufacturing machines; increases liability for digital firearm manufacturing code; and creates new 10-year prohibitions for certain ...

What are the new laws in California October 2025?

Throughout October 2025, California Governor Gavin Newsom signed multiple employment-related Bills into law. These new measures address a wide range of workplace-related matters, including regulations aimed at the use of artificial intelligence, updates on paid leave, and amendments to mediation procedures.

What is needed to legally own a gun in California?

Purchasers of handguns must provide proof of California residency, such as a utility bill, residential lease, property deed, or government-issued identification (other than a driver license or other DMV-issued identification), and either (1) possess a Handgun Safety Certificate (HSC) plus successfully complete a safety ...

How long do you go to jail for battery in California?

Simple battery under California Penal Code Section 242 PC is a misdemeanor offense that can include the following penalties: up to six months in jail, hefty court fines, probation with community service or community labor requirements, and anger management or other forms of counseling.

What weapons are not allowed in California?

16590 California Penal Code The possession of many weapons is prohibited, including: undetectable firearm, cane gun, wallet gun, zip gun, belt buckle knife, blackjack, billy, nunchaku, shuriken, and metal knuckles. Violations are punishable by imprisonment in county jail or in the state prison.

How long before a convicted felon can own a gun in California?

In California, most convicted felons face a lifetime ban on owning firearms. However, in rare cases, gun rights may be restored after 10 years if the felony is reduced to a misdemeanor and meets specific criteria. This is generally uncommon, and most felons remain permanently barred from owning guns.

What is the most felon-friendly state?

The most friendly state for felons is Vermont, where no felons are disenfranchised and no voting restrictions. In the US, there are 5.17 million people disenfranchised due to a felony conviction. There are 2 million people in prisons around the US.

How much does it cost for a felon to get their gun rights back?

Gun rights restoration services start as low as $750, depending on the state in which your record occurred. We understand that cost is an important factor in choosing an attorney and we strive to keep our prices fair to our clients.

Can you get a government job with a restraining order?

Security Clearances: An active domestic violence restraining order can hinder or revoke security clearance, which is essential for jobs in certain sectors like government.

What would cause a red flag on a background check?

Red flags on a background check are inconsistencies or negative findings like criminal history (especially violent or financial crimes), employment/education discrepancies (lying about degrees or dates), poor credit, failed drug tests, or unprofessional social media that raise concerns about a candidate's integrity, judgment, or suitability for a role. Major red flags include criminal records, dishonesty, financial irresponsibility (for financial roles), and substance abuse issues.
 

What is the best way to win a restraining order?

To win a restraining order, you need to clearly and calmly present factual evidence showing you need protection from future harm, focusing on specific incidents, how they affected you, and using documentation (texts, emails, photos, witnesses) to support your claims, while avoiding emotional outbursts or irrelevant details. Demonstrating credibility by sticking to facts, addressing the other party's claims, and remaining composed before the judge is crucial, as judges look for evidence proving it's "more likely than not" that abuse occurred. 

On what two grounds can a case be appealed?

A case can generally be appealed on grounds of legal error, where the judge applied the wrong law, or improper factual findings, meaning the judge or jury reached a conclusion unreasonable based on the evidence, with other common reasons including prosecutorial misconduct, ineffective counsel, or due process violations, all requiring the error to have affected the outcome. 

What kind of proof do you need for harassment?

To prove harassment, you need a detailed log of incidents (dates, times, locations, what happened), supported by tangible evidence like emails, texts, photos, videos, and witness statements, plus documentation of your complaints and the harasser's responses, showing the conduct was unwelcome, severe/pervasive, and based on a protected characteristic (like sex, race, etc.). Medical records showing impact and formal reports to HR/police also significantly strengthen a case.