Colorado Workers' Compensation Requirements

Colorado requires workers' comp with just 1 employee. Learn coverage rules, exemptions, penalties up to $500/day, and how to stay compliant in 2025.

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Published September 14, 2025

Key Takeaways

  • Colorado requires workers' compensation insurance for all employers with even one employee—there's no minimum employee threshold to worry about.
  • If you operate without required coverage, you'll face fines up to $500 per day, potential business shutdown, and if an employee gets injured, you'll pay 100% of their medical costs plus a 25% penalty.
  • Corporate officers and LLC members who own at least 10% of the company can formally reject workers' comp coverage for themselves, but must do so in writing.
  • Simply paying someone with a 1099 doesn't automatically make them an independent contractor—Colorado law presumes anyone you pay is an employee unless you can prove otherwise.
  • Certain workers like casual farmhands earning under $2,000 annually, domestic workers under 40 hours per week, and commission-only real estate agents may be exempt from coverage requirements.

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If you're running a business in Colorado, workers' compensation isn't optional—it's the law. And unlike some states that give small businesses a break, Colorado doesn't mess around. Hire your first employee, and you're required to have coverage. No exceptions, no grace period, no "I'll get to it next month." The good news? Understanding the requirements isn't as complicated as you might think. Let's break down exactly what Colorado expects from you.

Who Needs Workers' Comp Insurance in Colorado?

Here's the straightforward answer: if you have one or more employees in Colorado, you need workers' compensation insurance. It doesn't matter if they're part-time, full-time, seasonal, or your cousin helping out on weekends. One employee equals one workers' comp policy.

Colorado law takes a pretty expansive view of what counts as "payment" too. You're not just talking about hourly wages or salaries. If you're providing room and board, covering rent, or trading services in exchange for work, that counts. The Division of Workers' Compensation presumes that anyone receiving any form of compensation for their work is an employee unless you can prove otherwise.

This is where a lot of business owners get tripped up. They assume paying someone as a 1099 contractor automatically exempts them from workers' comp requirements. Wrong. Colorado doesn't care how you classify someone on paper. If you control when, where, and how they work, they're likely an employee in the eyes of the law. And if an injury happens, you'll need to prove they were truly an independent contractor with their own established business and freedom to control their work.

Who's Actually Exempt?

Colorado does carve out some exemptions, but they're narrow and specific. If you're counting on an exemption to avoid buying coverage, make absolutely sure you qualify. Here's who might be exempt:

Domestic workers—think nannies, housekeepers, or home health aides—are exempt if they work fewer than 40 hours per week and fewer than five days per week for you. The moment they hit that threshold, you need coverage. Casual farmworkers and maintenance workers who earn less than $2,000 per calendar year from your business also don't require coverage. Real estate agents working solely on commission with a contractor agreement are exempt too.

Business owners get some flexibility. If you're a sole proprietor or partner, Colorado doesn't classify you as an employee, so you're not required to cover yourself. Corporate officers and LLC members who own at least 10% of the company can formally reject workers' comp coverage for themselves—but you need to complete the official rejection form. Don't just skip buying coverage and assume you're exempt. Document it properly.

What Happens If You Don't Have Coverage?

Colorado doesn't issue warnings. They issue penalties. Operating without required workers' comp coverage can cost you up to $500 for every single day you're uninsured. That's not a one-time fine—it's daily. So if you go a month without coverage, you're looking at $15,000 in fines. The state can also shut down your business until you get compliant, which is particularly common in the construction industry.

But here's the real nightmare scenario: an employee gets injured while you're uninsured. Now you're personally liable for 100% of their medical expenses and lost wages. A serious workplace injury can easily run into hundreds of thousands of dollars. Colorado also tacks on an additional penalty equal to 25% of the total benefits owed to the injured worker. You're not just paying for their care—you're paying a premium for being uninsured.

And unlike a regular insurance claim, you can't negotiate down these costs or settle for less. The Division of Workers' Compensation determines what you owe, and you pay it. There's no wiggle room.

Special Considerations for Construction Businesses

If you work in construction, Colorado has extra scrutiny for you. General contractors are responsible for ensuring that all subcontractors on a project have workers' comp coverage or have formally rejected it. If a sub doesn't have coverage and someone gets hurt, guess who's potentially on the hook? The general contractor.

Colorado's Division of Workers' Compensation actively monitors construction sites, and they have the authority to shut down projects immediately if they find compliance violations. Don't assume that because you're just a subcontractor or small specialty trade business, you can fly under the radar. The state takes construction worker safety seriously, and they enforce these rules aggressively.

How to Get Coverage and Stay Compliant

Getting workers' comp insurance in Colorado is straightforward. You can purchase a policy from any licensed insurance carrier authorized to sell workers' comp in the state. Pinnacol Assurance is Colorado's largest provider and serves as the insurer of last resort, meaning they'll cover you even if private insurers won't.

Your premium depends on your industry classification code, your payroll, and your claims history. High-risk industries like roofing or tree services pay significantly more than low-risk office jobs. Once you have coverage, you're required to maintain it continuously. If your policy lapses, even for a day, you're technically uninsured and subject to those $500-per-day fines.

Colorado also requires you to post a notice in your workplace informing employees of their rights under workers' compensation law. You can download this poster from the Division of Workers' Compensation website. It's a small detail, but it's legally required, and you can be cited for not displaying it.

If you're a business owner who wants to reject coverage for yourself, you'll need to submit the official Rejection of Coverage form (WC 43), which you can now complete online. This formalizes your exemption and protects you from compliance issues down the line. Just remember—if you reject coverage and then get hurt on the job, you're on your own for medical bills and lost income.

Workers' comp isn't the most exciting part of running a business, but it's one of the most important. Colorado's requirements are clear, the penalties for non-compliance are severe, and frankly, the coverage exists to protect both you and your employees when the unexpected happens. If you're hiring your first employee or just want to make sure you're fully compliant, reach out to a licensed insurance agent who can walk you through your options and get you set up with the right policy for your business.

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Frequently Asked Questions

How many employees do I need before workers' comp is required in Colorado?

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Just one. Colorado requires workers' compensation insurance as soon as you hire your first employee, whether they're full-time, part-time, seasonal, or family members. There's no minimum employee threshold like some other states have.

Can I opt out of workers' comp coverage for myself as a business owner?

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Yes, but only if you meet specific criteria. Corporate officers and LLC members who own at least 10% of the company can reject coverage by completing an official Rejection of Coverage form (WC 43). Sole proprietors and partners aren't considered employees under Colorado law, so they're not required to cover themselves in the first place.

What are the penalties if I don't have workers' comp insurance in Colorado?

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Colorado charges up to $500 per day for operating without required coverage, and they can shut down your business until you comply. If an employee is injured while you're uninsured, you're personally liable for all medical costs and lost wages, plus an additional 25% penalty on top of the total benefits owed.

Are independent contractors covered under my workers' comp policy?

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Not automatically. Colorado presumes anyone you pay is an employee unless you can prove they're a true independent contractor with their own business and control over how they work. Simply issuing a 1099 doesn't exempt you from coverage requirements if they're later determined to be employees.

Do I need workers' comp for domestic workers like nannies or housekeepers?

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Only if they work 40 or more hours per week or five or more days per week for you. Domestic workers below those thresholds are exempt from workers' compensation requirements in Colorado.

Where can I purchase workers' comp insurance in Colorado?

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You can buy coverage from any licensed insurance carrier authorized to sell workers' comp in Colorado. Pinnacol Assurance is the state's largest provider and acts as the insurer of last resort, meaning they'll provide coverage even if private insurers decline to cover your business.

We provide this content to help you make informed insurance decisions. Just keep in mind: this isn't insurance, financial, or legal advice. Insurance products and costs vary by state, carrier, and your individual circumstances, subject to availability.

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