If your business uses artificial intelligence — for pricing, hiring, customer service, or anything in between — there is a law in effect right now that could make you personally and financially responsible for what that AI does. Most California business owners have no idea it exists.
California Assembly Bill 316 (AB 316) took effect January 1, 2026. Its message to business owners is direct and unambiguous: you cannot point to your AI and say it acted on its own. If your AI causes harm to a customer, an employee, a business partner, or a competitor, you are legally on the hook. Full stop.
This is not a technicality buried in a regulatory footnote. This is a significant shift in how California courts handle lawsuits involving artificial intelligence. If you are running a business that relies on any AI-powered tool — and most businesses are — you need to understand what AB 316 says, who it applies to, and what it means for your legal exposure right now.
What California AB 316 Actually Says
AB 316 adds a targeted provision to California's Civil Code that directly limits how defendants can defend themselves in civil lawsuits involving AI. Specifically, the law bars any business or individual that "developed, modified, or used" an AI system from claiming that the AI acted autonomously as a way to escape liability for harm.
In legal terms, this eliminates what is known as the "autonomous-harm defense." Before AB 316, some companies attempted to argue that because an AI made the decision independently, the human beings behind the technology could not be blamed. California's legislature rejected that argument entirely.
The law covers the full AI supply chain. That includes the company that built the AI model, the company that customized or integrated it, and — most relevant for small and mid-size business owners — the company that deployed and used it. If your business is using a third-party AI tool and that tool causes harm to a customer, employee, or competitor, AB 316 means you likely cannot hide behind the vendor's technology as a shield.
It is equally worth understanding what AB 316 does not do. It does not create strict liability, meaning a plaintiff still has to prove that the AI caused the harm and that the harm was foreseeable. Defendants can still raise other affirmative defenses based on causation, foreseeability, or comparative fault. What they cannot do is argue that "the AI acted independently, so we bear no responsibility." That defense is gone.
Why This Law Matters for California Business Owners
California's Civil Code already holds businesses to a high standard. Under California Civil Code §1714, individuals and companies have a duty of care — a legal obligation to avoid causing harm through negligence. AB 316 reinforces that this duty of care extends to every consequential decision your AI makes on your behalf.
Consider how many business functions now rely on AI-powered tools. Pricing software can automatically adjust what you charge based on market demand. Hiring platforms screen and rank job applicants without human review. Chatbots handle customer complaints and process requests. Marketing algorithms decide who sees your ads and what messages they receive. Credit and contract approvals can be automated entirely.
In each of those situations, if the AI causes harm — a discriminatory hiring outcome, a deceptive pricing practice, a misleading customer interaction, a defamatory automated communication — you are the one responsible. Not the software company. Not the AI system itself. You.
For California business owners generating between $1 million and $20 million in annual revenue, this risk is real and immediate. Companies at this size often adopt AI tools quickly to stay competitive, but they rarely have the legal infrastructure of a large corporation to manage compliance and liability exposure. That gap is exactly where AB 316 creates danger.
What Counts as "Harm" Under AB 316?
The scope of potential harm under AB 316 is broad, and California courts are likely to interpret it expansively as case law develops. Several categories of AI-related harm are already well-recognized as grounds for civil liability.
Discriminatory Employment Decisions
If your business uses AI to screen job applicants and that AI disproportionately filters out candidates based on protected characteristics — age, race, gender, or disability — that is a potential employment discrimination claim. The fact that a software algorithm made the decision is not a defense. AB 316 makes that clear.
Pricing and Antitrust Violations
A related California law, AB 325, directly addresses algorithmic pricing. If your business uses AI-based pricing tools that coordinate pricing behavior with competitors — even indirectly through shared algorithms — you could face antitrust liability. AB 316 sits squarely on top of that risk: if your pricing AI causes harm to consumers or competitors, blaming the algorithm will not protect you.
Defamatory or Misleading AI-Generated Content
AI systems that generate written content can produce false or misleading statements. If your company uses a generative AI tool to create marketing content, customer communications, or automated reports, and that content defames someone or misleads a customer, your business is accountable for what the AI wrote. Courts have already recognized AI-generated defamation as a cognizable harm.
Customer Service Interactions and Contract Disputes
If your AI interacts with customers — responding to complaints, processing agreements, or making promises about products or services — and those interactions lead to financial harm or breach of contract claims, AB 316 confirms that you are the responsible party. The conversation your chatbot had is your conversation.
Most Business Owners Have No Idea This Exposure Exists
The majority of California business owners who are currently using AI tools have not thought once about their legal liability for what those tools do. They signed up for a software platform, enabled a feature, and moved on. That is understandable. AI tools are designed to be frictionless. You are not thinking about liability when you are trying to keep daily operations running.
But the law does not care how busy you are. If your AI causes harm, a plaintiff's attorney is going to name you in a lawsuit — and AB 316 has just made it significantly harder to defend yourself.
This risk is compounded for businesses using shared or third-party AI tools without reviewing their vendor agreements carefully. Many software contracts include language that limits the vendor's liability for how their AI performs. That means the risk shifts entirely to you, the business owner, and you may not discover that fact until you are already sitting across from an opposing counsel in litigation.
How to Protect Your Business from AI Liability Under AB 316
Protecting your business does not require abandoning AI tools. It requires being deliberate about how you select, deploy, and oversee them. Below are the critical steps California business owners should take right now.
Audit Every AI Tool Your Business Uses
Start by documenting every software platform, plugin, or automated system your business uses that involves artificial intelligence or algorithmic decision-making. This includes tools for hiring, marketing, customer service, pricing, accounting, and operations. Most business owners are surprised by how many AI-powered tools they are already running. You cannot manage a risk you do not know exists.
Review Your Vendor Contracts Carefully
Once you know what tools you are using, read the contracts — specifically the indemnification clauses. These provisions determine who is responsible if the AI causes harm. If your vendor is limiting their liability and passing the risk to you, you need to know that before a lawsuit arrives, not after.
Build Documentation Practices Around AI Use
California's AI regulatory environment now rewards businesses that can demonstrate they exercised reasonable care in how they deployed AI. That means keeping records of what AI tools you use, what decisions they make, who oversees them, how problems are reported, and what corrective steps were taken. This documentation can be critical evidence in a civil lawsuit. Companies that can show they monitored their AI thoughtfully are in a far stronger position than those that cannot.
Require Human Oversight for High-Risk Decisions
Decisions that carry meaningful legal risk — hiring, termination, pricing, credit approvals, contract terms — should have a human being in the review loop. AI can assist with analysis and recommendations, but when there is real legal exposure, a person should make the final call and document that decision. This does not eliminate liability, but it is strong evidence that your business exercised the reasonable care that California Civil Code §1714 requires.
Get a Legal Assessment of Your AI Exposure
If you are uncertain about where your business stands, the most direct step is to get a legal review. A California business litigation attorney can assess how your business is currently using AI, identify where your legal risks are concentrated, and help you build a governance structure that holds up if a dispute arises.
What Happens If You Get Sued Over AI-Related Harm?
If a plaintiff files a lawsuit against your business involving AI, you will be facing the full weight of California civil litigation. AB 316 has eliminated one of the most commonly argued defenses. That means your attorney needs to work with what remains — causation arguments, comparative fault, foreseeability defenses — and you need counsel who understands both California civil law and how AI systems actually operate.
If your business has multiple owners or partners, the complexity increases. If one owner or co-founder made the decision to adopt a specific AI tool, questions of shared liability and internal accountability can escalate quickly. Disagreements over who bears responsibility for the AI's conduct have a way of becoming partnership disputes that threaten not just your legal exposure but the stability and continuity of the business itself.
Having the right legal counsel before a lawsuit lands on your desk is always the stronger position.
California Is Only Getting Stricter on AI
AB 316 is part of a broader legislative push that California set in motion during its 2025 legislative session. Alongside AB 316, businesses are now subject to SB 53, which imposes transparency requirements on developers of advanced AI models; AB 325, which targets anticompetitive algorithmic pricing; and AB 489, which prohibits AI systems from misrepresenting themselves as licensed healthcare professionals. Additional obligations are scheduled to take effect in 2027 and 2028.
The federal government is moving in the same direction. The Federal Trade Commission has repeatedly made clear that automated systems do not excuse unlawful business conduct. Business owners who understand and address their AI-related legal exposure now will be ahead of the compliance curve as this legal landscape continues to develop.
The Bottom Line
AB 316 draws a clear line. If your business uses AI and that AI causes harm, California's legal system looks to you — not the software. The law eliminates the argument that the technology acted independently. You deployed it. You are responsible for it.
Business owners who understand this now have the opportunity to make smart, strategic adjustments that protect their companies before a lawsuit puts them on the defensive. Those who wait until they are already named in a civil action will find themselves with fewer options and far more at stake.
At LawPLA, we help California business owners protect their businesses, their livelihoods, and their legacies. Our team understands the intersection of technology, business operations, and civil litigation — and we apply that expertise to position you for the best possible outcome. If your business is using AI and you have questions about your legal exposure under AB 316 or California's other new AI laws, contact us today for a confidential consultation.
The Law Offices of Parag L. Amin, P.C. represents business owners across California in business litigation, partnership disputes, and employer defense matters.