California: Can You Get Fired For Cannabis Use Off The Job?

California and cannabis have become something of an iconic duo. You can buy legal marijuana at a licensed dispensary, pick up a CBD latte, and see green leaf logos on half the billboards in some neighborhoods. But when it comes to your job, things get a lot less chill.

The big question many workers have is simple: if you use cannabis legally on your own time, can you still get fired? For years, the answer was “yes, absolutely.” But starting January 1, 2024, California changed the rules in a big way with new protections for off-duty cannabis use under the Fair Employment and Housing Act (FEHA), mainly through Assembly Bill (AB) 2188 and Senate Bill (SB) 700.

The short version: in many situations, California employers can no longer fire or refuse to hire you just because you use cannabis off the job and away from the workplace. But this is still employment law, so of course there are exceptions, nuance, and fine print.

Let’s break down what the law actually says, where you’re protected, where you’re not, and what real people are experiencing in the workplace now that off-duty cannabis use has stronger protections.

How We Got Here: Cannabis Legal, Jobs Confusing

First, a quick rewind. California legalized medical marijuana back in 1996, and recreational cannabis followed with Proposition 64 in 2016. Adults 21 and over can legally possess and use cannabis under state law.

The workplace, though, lived in its own universe. Even after legalization, courts generally sided with employers who fired employees over positive marijuana tests, even if the use was off-duty and legal under state law. Federal law still classifies cannabis as a Schedule I drug, and many workplaces kept “zero-tolerance” policies.

Lawmakers eventually said, “Okay, that’s not lining up with reality.” Enter AB 2188 and SB 700, effective January 1, 2024, which created new protections for cannabis users in California workplaces.

AB 2188: Protections for Off-Duty Cannabis Use

AB 2188 amended FEHA to make it unlawful in most cases for employers to discriminate against a person based on:

• Their use of cannabis off the job and away from the workplace, or
• A drug test that shows only non-psychoactive cannabis metabolites (the leftovers your body excretes long after the high is gone).

In plain English: if the only thing an employer has is proof that you legally used cannabis sometime in the past (not that you’re high at work), they usually can’t fire you or refuse to hire you solely for that reason anymore.

The California Civil Rights Department puts it this way: generally, employers may not discriminate against applicants or employees just because they use cannabis off the job and away from the workplace.

What AB 2188 Doesn’t Do

Don’t roll a joint at your desk just yet. AB 2188 does not:

• Require employers to allow on-the-job use of cannabis.
• Protect you if you’re impaired at work.
• Stop employers from maintaining drug- and alcohol-free workplace policies.
• Prevent employers from using tests that look for current impairment or active THC, rather than old metabolites.

The state has drawn a fairly clear line: off-duty use is generally protected; showing up high is not.

SB 700: Employers Can’t Ask About Your Past Cannabis Use

AB 2188’s protections were strengthened by SB 700, which focuses on what employers can ask and use against you in hiring and employment decisions.

As of January 1, 2024, SB 700 makes it unlawful for employers to:​

• Request information from job applicants about their prior use of cannabis.
• Discriminate against applicants or employees because of their past off-the-job cannabis use.
• Use most cannabis-related criminal history involving simple use or possession as a basis for adverse action, unless another law specifically allows it.

There are narrow exceptions. For example, if another state or federal law requires a certain background check or allows an employer to consider particular criminal offenses (like in some security-sensitive roles), those rules can still apply.

So… Can You Still Get Fired for Off-Duty Cannabis Use?

Here’s the answer most people care about:

In many jobs in California, your legal off-duty cannabis use is now protected, and your employer generally cannot fire, refuse to hire, or otherwise penalize you just for that.

But “many” is not “all,” and “generally” is not “never.” Let’s walk through when these protections apply and when they don’t.

When You’re Likely Protected

You’re more likely to be protected if:

• You work for a private or public employer in California covered by FEHA (most medium and large employers are).
• You use cannabis legally, off duty, and away from the workplace.
• Any positive test shows only non-psychoactive metabolitesmeaning there’s no reliable evidence you were impaired at work.
• Your position is not subject to specific federal rules that require zero tolerance (for example, certain Department of Transportation–regulated safety-sensitive roles).

Example: You work in marketing at a tech company. You occasionally use cannabis gummies at home on Friday nights. On Monday, you’re fully sober at work, but a routine urine test shows THC metabolites. Under AB 2188, your employer generally cannot rely on that result alone to fire or discipline you.

When You’re Not Protected

The law carves out some important exceptions. You may be not protected if:

• You work in the building and construction trades (AB 2188 specifically exempts these workers).
• Your job is subject to specific federal requirements, such as:
  • DOT-regulated drivers and certain transportation roles.
  • Positions that require a federal security clearance.
  • Certain roles where federal funding conditions require strict drug-free rules.
• You use, possess, or are impaired by cannabis at work or during working hours.
• You violate another legitimate workplace policy (for example, showing up late, unsafe behavior, or poor performance), even if you personally believe cannabis wasn’t the reason.

Remember, California is an at-will employment state. Employers can usually terminate employees for almost any nondiscriminatory reasonor no stated reason at all. These cannabis protections just mean cannabis use off the job can’t be the reason in many cases, not that your job is guaranteed.

Drug Testing After AB 2188: What’s Changing?

Traditional marijuana drug tests (especially urine and hair tests) mainly detect metabolites, which can hang around for days or weeks after use. That means someone could fail a test long after they’re completely sober. Lawmakers decided this wasn’t a fair measure of workplace safety.

Under AB 2188, employers generally:

• May not take action based solely on a test that shows non-psychoactive cannabis metabolites (evidence of past use only).
• May still test for active THC or impairment, such as with certain blood or saliva tests that better reflect recent use.
• Can use other evidence of impairmentlike slurred speech, unsteady behavior, or performance problemsconsistent with their policies and the law.

For employees, this means you’ll probably see fewer “one-size-fits-all” cannabis tests and more focus on whether you’re actually fit for duty when you show up at work.

What About Medical Cannabis Users?

California recognizes medical cannabis, but the law doesn’t give medical marijuana the same status as, say, an insulin prescription under federal law. Still, AB 2188 and SB 700 protections apply to off-duty use regardless of whether it’s medical or recreational, as long as the use is legal and off-site.

Separate disability discrimination rules may come into play if you have a qualifying medical condition. But even then, employers generally don’t have to allow you to be high on the job or to violate federal laws or safety rules. In practice, many medical cannabis users still navigate this carefully, treating it more like off-duty pain management than something they use right before a shift.

Practical Tips for California Employees

Knowing the law is one thing; protecting yourself in real life is another. Here are some practical steps if you use cannabis and work in California:

1. Read Your Workplace Policies

Your employee handbook might not have caught up with AB 2188 and SB 700 yet. Some policies still say “marijuana” without distinguishing between on-duty impairment and off-duty use. If your employer hasn’t updated its policies, that doesn’t erase your legal protectionsbut it does mean confusion is likely.

2. Keep Your Use Off-Site and Off-Duty

The law is much friendlier to cannabis use that’s clearly outside of work hours and away from the workplace. If your Friday night looks like a pizza, a movie, and a small edible at home, you’re right in the “protected” zone. Lighting up in the parking lot before a shift? That’s a different story.

3. Be Mindful of Impairment

Everyone’s body handles THC differently. A dose that feels fine for your friend might leave you groggy the next morning. If your job involves driving, operating machinery, or safety-sensitive tasks, it’s smartlegally and practicallyto leave yourself plenty of time between use and your next shift.

4. If You Think You Were Punished for Off-Duty Use, Document Everything

If you suspect you were fired, demoted, or not hired because of off-duty cannabis use:

• Write down what happened, when, and who said what.
• Keep copies of any policies, emails, or test results involved.
• Consider talking to HR, a union representative (if you have one), the California Civil Rights Department, or an employment attorney.

AB 2188 and SB 700 give you rights, but you often have to assert them for anything to change.

Important note: This article is for general informational purposes only and is not legal advice. For advice on your specific situation, talk with a licensed California employment lawyer.

Real-World Experiences: How the New Rules Play Out (500-Word Deep Dive)

Laws can feel abstract until you see how they actually play out in people’s lives. While every situation is unique, the scenarios below show how California’s new cannabis protections are shaping the workplace in practice.

Scenario 1: The “Friday Night Gummy” Employee

Imagine Alex, a graphic designer at a mid-sized company in Los Angeles. On Friday night, Alex enjoys a low-dose THC gummy at home, scrolls social media, and goes to bed. On Monday, the company runs a previously scheduled round of drug tests. Alex’s urine test shows THC metabolitesno surprise there.

Under pre-2024 rules, Alex could have been fired on the spot under a zero-tolerance policy. Under AB 2188, though, the employer can’t lawfully take adverse action based solely on a test that only reveals past cannabis use and not current impairment.

In practice, what’s happening in many workplaces is exactly this: HR teams are revising policies and training managers not to treat metabolite-only test results as automatic grounds for discipline. Some companies are even phasing out traditional urine tests in favor of impairment-focused methods, or dropping cannabis from their test panels for most roles.

Scenario 2: The Safety-Sensitive Job

Now consider Jordan, who drives commercial vehicles subject to federal DOT regulations. Jordan also uses cannabis occasionally off duty. Here, the law is trickier. Because federal rules still classify cannabis as illegal and impose strict drug-testing standards for certain transportation roles, Jordan may not enjoy the same level of protection as Alex.

Employers in these sectors often maintain zero-tolerance policies backed by federal regulations. If Jordan fails a federally required drug test, the employer may still be legally obligated to remove Jordan from duty, regardless of California’s friendlier stance on off-duty cannabis.

This is where many employees are surprised: state protections don’t always override specific federal requirements. If your job involves regulated transportation, aviation, or similar fields, you need to be extra cautious about any cannabis use, even off duty.

Scenario 3: The “Old Conviction” Question That Never Comes

Before SB 700, job seekers often worried about the dreaded question on applications or in interviews: “Have you ever used marijuana?” or “Do you have any marijuana-related charges?” SB 700 now makes it unlawful for most employers to ask about prior cannabis use and generally limits using cannabis-related criminal history for simple possession or use in hiring decisions.

For someone like Maya, who had a minor marijuana possession charge years before legalization, this can be huge. While other parts of her record might still come up depending on the job and background check laws, her simple cannabis history is far less likely to be used as a dealbreaker. That can open doors that would have stayed firmly shut a decade ago.

Scenario 4: The Gray Area of “Performance Issues”

Then there’s the messier reality: employers rarely say, “We’re firing you because you used cannabis off the job.” Instead, they might cite “performance issues,” “culture fit,” or “policy violations.” Because California is an at-will employment state, it can be hard to tell when cannabis is the real driver behind a decision.

This is where documentation becomes crucial. Employees who suspect their legal off-duty cannabis use is being held against them often need to look at patterns: Were comments made about their lifestyle? Was a cannabis test emphasized even when performance was otherwise strong? Did similarly situated coworkers who didn’t use cannabis get treated differently?

Employment lawyers are already seeing more cases where they analyze whether off-duty cannabis use played an unlawful role in adverse decisions. These cases are very fact-specific, but having AB 2188 and SB 700 on the books gives employees stronger footing to argue that a cannabis-related test result or admission should not have triggered discipline.

Big Picture: More Protection, Not Total Immunity

Stepping back, the real-world experience of California workers using cannabis off the job can be summed up like this:

• You have significantly more protection today than you did a few years ago.
• You can still absolutely get in trouble for being impaired at work or violating safety rules.
• High-risk or federally regulated roles remain a special case.
• Your best move is to combine smart personal choices (no pun intended) with a clear understanding of your rights.

Cannabis may be legal and normalized in much of California life, but your job lives at the intersection of state law, federal law, workplace policy, and human judgment. Knowing how those pieces fit together gives you something better than a buzz: it gives you real control over your career.

Conclusion: Know Your Rights, Protect Your Paycheck

So, can you get fired in California for cannabis use off the job? In many cases now, noat least not legally, if your use is off-duty, off-site, and you’re not impaired at work. AB 2188 and SB 700 have moved the law closer to common sense, giving employees meaningful protection for legal, off-the-clock cannabis use.

But protections don’t mean immunity. Safety-sensitive positions, federal rules, on-the-job impairment, and at-will employment all keep the landscape complicated. If cannabis is part of your lifestyle, your best defense is knowledge: understand the law, read your employer’s policies, and get individualized legal advice if your jobor job offerseems threatened because of legal off-duty use.

In other words: enjoy your weekend, but protect your weekday paycheck.