Penal Code 499c – Trade Secret Theft

California Penal Code 499c defines trade secret theft as the intent to deprive an owner of the control of a trade secret or the unauthorized copying or taking of such secrets.

For high-level executives transitioning between competitors, what once resulted in a civil "poaching" lawsuit is increasingly being prosecuted as a felony offense carrying significant prison time.

If you are a corporate officer or technical lead facing allegations of trade secret misappropriation, the threat is no longer limited to an injunction or financial damages.

Law enforcement agencies now aggressively investigate the "unlawful taking" of proprietary data and trade secret theft under California Penal Code 499c, turning a career move into a criminal crisis.

Protecting your future requires a defense that addresses both civil liability and criminal intent. To discuss your case with the white-collar crimes legal team at Eisner Gorin LLP, call (818) 781-1570 to schedule a confidential consultation.

The Shift from Civil Poaching to Criminal Theft

Historically, disputes over departing employees remained in the realm of civil litigation. Companies would sue for breach of contract or violations of the Uniform Trade Secrets Act (UTSA).

However, prosecutors have become more active in applying PC 499c to "Mobile Executives," professionals whose deep industry knowledge is the primary reason for their hiring.

The criminalization of these transitions often begins when a former employer discovers that a departing executive accessed proprietary databases or transferred files shortly before resigning.

While the executive may view this as gathering "personal work product" or "industry knowledge," a District Attorney may view it as the felony theft of a trade secret.

Essentially, the line between your professional expertise and your employer's protected property has become a legal minefield.

When a "poaching" incident is reframed as a crime, the prosecution must prove that the information taken qualifies as a trade secret and that the defendant had the specific intent to deprive the owner of its value.

Understanding the Definition of a "Trade Secret" Under PC 499c

Not every piece of corporate information is a trade secret. To secure a conviction under PC 499c, the state must prove that the information in question meets a very specific legal threshold.

Under California law, a trade secret is defined by several key factors:

• Economic Value: The information must derive independent economic value from not being generally known to the public or to competitors who could obtain value from its disclosure.
• Secrecy: The information must be the subject of efforts that are reasonable under the circumstances to maintain its secrecy.
• Nature of Information: It can include formulas, patterns, compilations, programs, devices, methods, techniques, or processes.

If a company fails to protect its data, for example, by leaving it accessible to all employees without password protection or a non-disclosure agreement, the "secrecy" element of the crime may fail.

A critical component of a defense strategy involves auditing the former employer's security protocols to demonstrate that the information was not legally a "trade secret."

The Knowledge vs. Data Divide

One of the most complex issues in white-collar crimes involving trade secrets is distinguishing between "knowledge in your head" and "data on a drive." California law protects individuals' right to pursue their profession, as outlined in the Business and Professions Code Section 16600.

Executives spend decades honing their skills, building relationships, and learning industry-specific nuances; that's exactly why they are in their current executive role.

This "general knowledge, skill, and experience" belongs to the executive, not the employer. However, problems arise when that knowledge is supplemented by physical or digital records, such as:

• Customer lists containing non-public contact data or pricing preferences.
• Proprietary software code or technical blueprints.
• Strategic marketing plans or "playbooks" for future product launches.
• Financial data and internal cost structures.

When an executive is accused of stealing these items, the defense must aggressively argue that any information retained was either already known to the executive or does not constitute a "trade secret" because it is a general industry standard.

Proving Theft of Trade Secrets

To find an executive guilty of PC 499c, the prosecutor must prove one of the three below beyond a reasonable doubt that the defendant:

• Stole, took, or carried away a trade secret; or
• Fraudulently appropriated a trade secret entrusted to them; or
• Having access to a trade secret, made a copy of it without authorization.

Most importantly, the defendant must have acted with the specific intent to deprive the owner of control of the trade secret or to appropriate it for their own use or the use of another.

This "specific intent" is the battleground of most criminal trade secret cases.

If an executive downloaded files for the purpose of completing their final week of work, or out of a mistaken belief that the work was their own property, the criminal element of "intent" is absent.

The Danger of Federal Prosecution Under 18 U.S.C. § 1832

While PC 499c is the primary California statute, trade secret theft often falls within federal jurisdiction. The Economic Espionage Act, specifically 18 U.S.C. § 1832, governs federal theft of trade secrets related to products that are placed in interstate or foreign commerce.

Federal authorities, including the FBI, often intervene if the executive is moving to a foreign competitor or if the proprietary information involves sensitive technology.

Federal penalties are often more severe than state penalties, involving decade-long prison sentences and multi-million-dollar fines. A comprehensive defense must prepare for the possibility of a federal grand jury investigation while simultaneously fighting state charges.

Strategic Defense: The Technical "Double-Front" Strategy

Defending an executive against allegations of trade secret theft requires a sophisticated "double-front" strategy.

In these high-stakes cases, the executive is often besieged by two simultaneous legal actions: a civil misappropriation lawsuit filed by the former employer and a criminal prosecution initiated by the District Attorney.

A successful defense must be integrated, ensuring that the response to the civil claim does not inadvertently provide the "intent" evidence the prosecution needs for a felony conviction.

The first front involves defeating the civil misappropriation claim. In a civil context, the burden of proof is lower, and the focus is often on the "inevitable disclosure" of information or technical breaches of a non-compete or non-disclosure agreement.

Our strategy involves an aggressive audit of the former employer's data security.

If the company cannot prove it took "reasonable efforts" to maintain the secrecy of the information, the civil claim, and by extension, the criminal basis, collapses.

We focus on demonstrating that the information was either general industry knowledge or that the company's own negligence allowed it to enter the public domain.

The second, and more critical, front is the simultaneous attack on the criminal elements of the case. Unlike a civil lawsuit, a conviction under California Penal Code 499c requires the government to prove two specific elements beyond a reasonable doubt:

• Specific Intent: The prosecution must prove that you intended to deprive the owner of the trade secret. We attack this by showing a "good faith" belief of ownership or a lack of motive. For instance, if an executive maintains a backup of their work for archival purposes rather than for use at a new firm, the "specific intent" to steal is absent.
• Unlawful Taking: The state must prove a physical or digital "asportation" or unauthorized copying. We use independent digital forensic experts to challenge the prosecution's timeline. Often, what a company calls an "unlawful taking" is actually a routine sync of a cloud drive or a standard offboarding process that was authorized at the time it occurred.

Penalties for a Trade Theft Secret Conviction

Trade secret theft under PC 499c is a "wobbler" in California, meaning it can be charged as either a misdemeanor or a felony. However, when high-value corporate secrets are involved, prosecutors almost always pursue felony charges.

A felony conviction for PC 499c can result in:

• State Prison: Sentences of 16 months, two years, or three years in custody.
• Heavy Fines: Fines can reach $5,000 for a first offense, but much higher if the theft was part of a larger cybercrime operation.
• Loss of Licensure: Many executives hold professional licenses or certifications that are automatically revoked upon a felony conviction.
• Career Devastation: A criminal record for "theft" or "fraud" effectively ends a career in the C-suite or high-level management.

Given these stakes, it is vital to engage counsel before an indictment is filed.

Often, the most successful outcomes are achieved during the pre-filing investigation stage, where a defense attorney can present evidence to the prosecutor that the case is a civil contract dispute, not a criminal theft.

The Role of Corporate Compliance in Criminal Defense

Many executives find themselves in legal jeopardy for failing to follow strict offboarding protocols. However, even if an executive made mistakes, such as emailing a spreadsheet to a personal account, it does not necessarily constitute a crime.

The defense can often point to the lack of clear corporate compliance or training. If the company did not clearly mark documents as "Confidential" or "Trade Secret," the executive may have lacked the "knowledge" required for a conviction.

This is particularly true in startup environments where internal controls are often lax.

Related Crimes to Trade Secret Theft (Penal Code 499c)

Trade secret theft cases are often part of broader white-collar or technology-related investigations. Prosecutors frequently file additional or alternative charges to increase leverage and potential penalties. Understanding these related offenses is critical when building a comprehensive defense strategy.

Penal Code 502 – Computer Crimes

California’s computer crime law makes it illegal to access, copy, or use data from a computer system without permission.

This often applies when:

• files are downloaded from the company servers before resignation

• proprietary data is transferred to personal devices or cloud accounts

• login credentials are used after authorization is revoked

Even authorized employees can face charges if access is allegedly used for an improper purpose.

Penal Code 503 – Embezzlement

Embezzlement occurs when someone entrusted with property or data fraudulently uses it for their own benefit.

In trade secret cases, this may involve:

• using confidential information for a competing business

• transferring company assets for personal gain

• retaining proprietary materials after employment ends

Penal Code 487 – Grand Theft

Grand theft applies when property valued over $950 is taken.

Although often associated with physical property, it can also apply to:

• high-value proprietary data

• intellectual property with measurable economic value

• confidential business information

Penal Code 532 – Theft by False Pretenses

PC 532 involves obtaining money, property, or advantage through deception or misrepresentation.

In trade secret cases, this may arise when:

• information is used to gain business opportunities

• false representations are made to obtain or use proprietary data

• clients or partners are misled using confidential information

Penal Code 182 – Criminal Conspiracy

Conspiracy charges apply when two or more people agree to commit a crime and take steps toward carrying it out.

This may include:

• coordinated efforts to transfer or use trade secrets

• working with competitors to obtain proprietary data

• joint participation in alleged misappropriation schemes

Each participant can be charged, even with a minor role.

Business and Professions Code 17200 – Unfair Competition

While typically a civil claim, unfair competition allegations often accompany criminal trade secret cases.

These claims involve:

• using confidential information to gain an unfair business advantage

• engaging in deceptive or unlawful business practices

18 U.S.C. § 1832 – Federal Trade Secret Theft

This federal law applies when trade secrets are used in interstate or international commerce.

Common triggers include:

• transferring data across state or national borders

• working for foreign competitors

• involvement of advanced technology or sensitive industries

Federal penalties are often more severe than state penalties.

18 U.S.C. § 1343 – Wire Fraud

Wire fraud involves using electronic communications to carry out a fraudulent scheme.

In trade secret cases, this may include:

• emailing proprietary data

• transferring files electronically

• using digital communications tied to alleged misuse

Why Related Charges Matter

Prosecutors often combine multiple charges to:

• increase potential prison exposure

• strengthen their case through overlapping legal theories

• create leverage during plea negotiations

A strong defense must address every allegation—not just the primary trade secret charge.

Key Takeaway

Trade secret theft cases can quickly expand into complex, multi-charge investigations involving both state and federal law. Early legal intervention is critical to limiting exposure, protecting your career, and preventing escalation.

Frequently Asked Questions About Trade Secret Theft (Penal Code 499c)

What is trade secret theft under California law?

Trade secret theft occurs when someone intentionally takes, copies, or uses confidential business information without authorization and with the intent to benefit themselves or harm the owner.

What qualifies as a trade secret?

A trade secret must have economic value because it is not publicly known, be subject to reasonable efforts to maintain secrecy, and provide a competitive advantage. Examples include customer lists, source code, pricing data, and internal business strategies.

Can I be charged for taking work files when I leave a job?

Yes. Even if you helped create the files, you can be charged if the information qualifies as a trade secret, you were not authorized to take or copy it, and prosecutors believe you intended to use it improperly.

Is trade secret theft a felony in California?

It can be. Penal Code 499c is a wobbler, meaning it may be charged as either a misdemeanor or felony depending on the value of the information, the alleged intent, and your criminal history.

What are the penalties for trade secret theft?

Potential penalties include up to 1 year in jail for a misdemeanor, up to 3 years in prison for a felony, fines, restitution, and probation. Additional consequences may include civil lawsuits and loss of professional licenses.

Can I be charged if I only used my knowledge, not files?

Generally, no. California law allows you to use your general knowledge, skills, and experience. However, using confidential documents or proprietary data can lead to charges.

What if the company did not protect the information?

If the company failed to take reasonable steps to keep the information secret, it may not qualify as a trade secret. This can be a strong defense.

Do prosecutors have to prove intent?

Yes. Prosecutors must prove you intended to deprive the owner of the trade secret or gain a competitive advantage. Mistakes or misunderstandings are not enough for a conviction.

Can trade secret cases become federal cases?

Yes. If the case involves interstate commerce, advanced technology, or national interests, it may be prosecuted under federal law, which carries harsher penalties.

What should I do if I am under investigation?

Do not speak to investigators, do not contact your former employer about the allegations, and do not provide documents or explanations. Contact a defense attorney immediately.

Can charges be dismissed?

Yes. Charges may be reduced or dismissed if the information is not a trade secret, intent cannot be proven, access was authorized, or the evidence is insufficient.

Will this affect my career?

Yes. Even an investigation can impact employment opportunities, professional licenses, and your reputation in your industry.

Do I need a lawyer if I haven't been charged yet?

Yes. The investigation stage is often the best opportunity to prevent charges from being filed at all.

Why You Need Specialized Legal Representation

When you are accused of stealing trade secrets, you are fighting against a former employer with deep pockets and a government with unlimited resources.

The investigators will review years of your emails, text messages, and browser history to find anything that could be misconstrued as evidence of a plan.

You need a law firm that understands the technical nuances of the internet and cyber-crimes, digital forensics, and the high-stakes world of corporate litigation.

We focus on protecting the reputations and liberties of professionals who have been unfairly targeted by their former employers. Our team investigates the "how" and "why" behind every data transfer to build a narrative of innocence.

Case Study

Our client, an employee at a fiduciary services agency, was charged with theft and embezzlement. We successfully litigated a motion for mental health diversion and dismissal of the case.

Fight Theft of Trade Secret Charges with a White Collar Criminal Defense Attorney

If you have been served with a subpoena, contacted by an investigator, or accused of misappropriating trade secrets, do not wait for the situation to escalate. Silence and early intervention from your legal team are your best assets.

Taking proactive steps now can prevent a formal filing and keep your record clean. Our attorneys are experienced in handling high-profile trade secret theft and understand how to navigate the complexities of California and federal law.

Meet with the Eisner Gorin LLP team by calling (818) 781-1570 or by completing our online form. We serve clients throughout Los Angeles and California, providing the aggressive representation you need.