Guide to Professional Liability Insurance: What You Need to Know

Today, we want to discuss a topic that might not sound exciting but is incredibly important for businesses and professionals: professional liability insurance.

Imagine you’re an architect, and despite your best efforts, your blueprint falls short of client expectations. This could lead to negligence claims, a situation where professional liability insurance steps in to cover the compensatory costs, saving you from a potential financial disaster.

Or maybe you’re a web designer who agreed to craft a stunning website but failed to execute it. If your client decides to sue for breach of contract, professional liability insurance can ease the financial burden of legal fees and damages.

Let’s dive in.

What is Professional Liability Insurance?

What exactly is professional liability insurance? It protects businesses financially from risks associated with their services, ensuring that even in the face of legal issues, they can continue to operate confidently. Professional liability insurance is there to provide a helping hand when mistakes lead to legal issues. It’s not just about covering the costs of legal defense and any damages awarded in a covered lawsuit, it’s about ensuring your financial stability. One way to manage this responsibility is through professional liability insurance, also known as errors and omissions insurance (E&O insurance).

It’s crucial to understand why professionals can’t rely on their general liability insurance alone. General liability doesn’t typically cover claims related to professional or business practices. It’s important to consider scenarios like misrepresentation, malpractice, or negligence – these fall under the umbrella of professional liability, and that’s where your protection lies.

Professional liability insurance is especially crucial for professions where advice or services can directly impact clients’ lives and livelihoods. From doctors and lawyers to architects and consultants, having this insurance can offer peace of mind.

Let’s break it down further.

What Professional Liability Insurance Covers

Let’s look at a few scenarios where professional liability insurance is commonly used.

1. Work Mistakes and Oversight

First, let’s talk about the big one: work mistakes and oversights. Picture this: you’re an experienced accountant, but you make a mistake on a client’s tax return. Suddenly, you’re facing a lawsuit. Your professional liability insurance covers the legal defense and any damages awarded.

2. Work Mistakes and Oversight

This can cover claims of copyright infringement in professions involving intellectual property, like graphic design or software development.

3. Missed Deadlines

In the fast-paced business world, missing a deadline can have ripple effects. Take the example of a tax preparer who inadvertently files late, resulting in IRS fines for the client. If the client decides to sue, professional liability insurance can cover the legal costs and compensatory fees.

4. Undelivered Services

Have you ever promised a service but couldn’t deliver? Maybe you’re a web designer who agreed to craft a stunning website but fell short. If your client decides to sue for breach of contract, professional liability insurance can ease the financial burden of legal fees and damages.

5. Negligence

Negligence is a serious accusation, especially in healthcare or architecture, where mistakes can have far-reaching consequences. Imagine you’re an architect whose blueprint falls short of client expectations, leading to negligence claims—professional liability insurance steps in to cover compensatory costs.

6. Legal Defense Costs

If a client sues for errors, your insurance helps cover the legal fees. Lawyers aren’t cheap, so this can be a huge relief.

7. Damages or Settlements

If the court rules in the client’s favor, your insurance helps pay for any damages awarded.

What Professional Liability Insurance Does NOT Cover

1. Intentional Acts

Professional liability insurance protects against honest mistakes, not intentional damage. That’s why it’s sometimes called Errors and Omissions insurance. So, if a disgruntled web design client pushes you too far, and you decide to delete their entire website out of frustration, that mess isn’t covered.

2. Employee Discrimination

Do you have allegations of discrimination from an employee? Professional liability insurance won’t help. Employment practices liability insurance is what you need for expenses related to such lawsuits.

3. Damages to Commercial/Business Property

Natural disasters or accidents damaging your business property? Professional liability insurance won’t come to the rescue here. You’ll need commercial property insurance to safeguard your assets.

4. Property Damage and Customer Injuries

Now, let’s clear up a common misconception. If a customer slips and falls on your office stairs or if your business accidentally damages their property, professional liability insurance won’t foot the bill. That’s where general liability insurance comes in handy.

5. Employee Injuries

When an employee gets injured on the job, worker’s compensation insurance covers their medical expenses and lost wages, not professional liability insurance.

6. Contingent Bodily Injury

If a customer suffers harm due to your product or service (like food poisoning from a bakery’s cupcake), it’s not covered by professional liability insurance. That’s where product liability insurance steps in.

7. Cyber Liability

In our tech-driven world, cyber threats are real. Professional liability insurance won’t cover the fallout if your business falls victim to a cyber-attack or data breach. Cyber liability insurance is your go-to here.

8. Business Vehicles

Last but not least, professional liability insurance won’t handle the damages if your business vehicle is involved in an accident. Commercial auto insurance is the ticket for covering these incidents.

Who Needs Professional Liability Insurance?

You might be wondering, “Do I really need this?” Any professional—whether you’re an accountant, consultant, lawyer, or architect—can benefit from this coverage. Accidents happen, mistakes occur, and even the most diligent professionals can face legal challenges.

Let’s look at some common professions needing this type of insurance.

1. Medical Providers

Professional liability insurance (often called medical malpractice insurance) is a must for doctors, nurses, and other healthcare professionals. Even the most skilled practitioners can face legal claims, and this insurance helps cover the costs of defending against such claims.

2. Contractors

Construction and building professionals are no strangers to risks. From project delays to material issues, a lot can go awry. Professional liability insurance for contractors can step in if a client alleges errors or negligence in the construction process.

3. Architects and Engineers

Design flaws or misinterpretations can lead to costly mistakes in construction projects. Professional liability insurance for architects and engineers offers financial protection if a client claims your designs didn’t meet expectations.

4. Accountants

Number crunching comes with its own set of risks. If a client believes your accounting services led to financial losses, professional liability insurance can help you navigate legal challenges.

5. Investment Advisors

Handling others’ finances is a weighty responsibility. Professional liability insurance for investment advisors offers protection against claims of poor advice or mismanagement.

6. Software Developers

Software is everywhere in the digital age. If a bug or glitch in your code causes financial losses for a client, professional liability insurance can help cover legal costs.

7. Consultants

Consulting involves guiding others’ decisions. Professional liability insurance can be a saving grace if a client feels your advice led them astray.

8. Insurance Agents

Ironically, those who sell insurance also need insurance. Professional liability coverage for insurance agents can protect against claims of errors or omissions in the policies they sell.

Other Common Professions Who Need Professional Liability Insurance:

Real Estate Broker


Graphic Designers


Technology professionals

Software Developer


Personal trainer

Interior Designers

Physical therapists


Computer repair technicians

This list of those who need professional liability insurance is not comprehensive. If you are a professional or business owner, it might be time to consider this type of insurance. Coverage specifics can vary, so working with an insurance provider who understands your industry’s unique needs is crucial.

How Does Professional Liability Insurance Work?

Most professional liability insurance policies come with three main components, each serving a crucial role in your protection:

Three Coverage Components

Most professional liability insurance policies come with three main components, each serving a crucial role in your protection:

1. Coverage for Legal Defense Costs

Imagine you’re in court, facing allegations of professional negligence. Scary, right? This part of the policy helps foot the bill for your legal defense. From hiring an attorney to navigating the complexities of the legal system, professional liability insurance has your back.

2. Coverage for Damages

Let’s say the court finds you liable for the damages caused. This component steps in to help pay for any settlements awarded by the court. Whether it’s compensating the affected party for financial losses or other damages, your insurance steps up to the plate.

3. Coverage for Settlements Out of Court

Not all disputes end up in court. Sometimes, parties decide to settle things outside of legal proceedings. If this happens, your insurance can assist with the financial aspects of the settlement. It’s like having a mediator in your corner, working to find a fair resolution.

Cost of Professional Liability Insurance for Small Businesses

On average, business owners spend $500 to $1,000 per year on professional liability insurance per employee.

However, the cost of coverage is determined by your work, among other factors, so average costs vary widely from one industry to the next.

Factors That Influence Cost

1. Industry Matters

First, let’s discuss your industry. Different professions have varying levels of risk and potential financial impact if something goes wrong. Insurers take these factors into account when determining rates. That’s why, for example, professional liability insurance for an engineer can be pricier than coverage for a fitness instructor. It’s all about assessing the risk inherent in each field.

2. Location, Location, Location

Where you work also plays a role. If you’re in a city with high claim rates or legal costs, expect your premiums to be higher. Insurers take into account regional factors when determining your costs.

3. Years in Business

Higher professional liability premiums are often the norm for startups. But fear not: As your business gains experience and builds a clean claims history, your insurance costs should decrease. Insurers often reward established companies with lower premiums.

4. Claims History

Your claims history speaks volumes. Insurers will see it as a red flag if you have a track record of prior professional liability claims. And in insurance, red flags usually translate to higher premiums.

5. Employee Count

The size of your team matters, too. The more employees you have, the greater the chances that one of them will make a mistake that leads to a lawsuit. As a result, your professional liability costs will likely reflect this increased risk.

6. Coverage Limits and Deductibles

Coverage limits can range from $250,000 to the millions. The rule of thumb? The higher your coverage limits, the more you can expect to pay in premiums. Conversely, opting for a lower limit will mean a higher deductible in the event of a claim.

When deciding on coverage limits, you want enough coverage to handle potential damages and defense costs if faced with a lawsuit. For reference, a typical professional liability policy often has a $1 million coverage limit, which means it will pay out up to $1 million for a single claim or over the life of the policy.

4 Tips to Save Money on Professional Liability Insurance

4 Tips to Save Money on Professional Liability Insurance

While some factors influencing costs are beyond your control, there are savvy ways to trim those expenses.

1. Pay Upfront, Save Big

Pay your annual professional liability premium in a lump sum, and you might score yourself a discount. It’s a win-win—you save money and avoid those recurrent monthly costs.

2. Increase (or Decrease) Your Deductible and Coverage

Think of your deductible as a financial trade-off. Opting for a higher deductible can mean lower premiums. Just ensure it’s an amount you could comfortably pay if needed. Similarly, tweaking your coverage limits can impact costs. Assess your risks and needs carefully. You may not need the maximum coverage; dialing it down could lead to lower premiums.

3. Bundle Up

Remember the last time you bundled your internet, phone, and TV? You probably got a good deal. The same goes for insurance. Consider bundling your professional liability policy with other business insurance. By combining policies, you’re streamlining your coverage and potentially saving money across the board.

4. Maintain a Spotless Record

Here’s an old adage that rings true in insurance: an ounce of prevention is better than a pound of cure. By keeping a clean record—meaning no claims—your insurer sees you as a lower risk.

How do you do this?

Maintain high standards in your work. Pay attention to detail, adhere to industry best practices, and communicate effectively with clients. A solid reputation helps you professionally and can lead to lower insurance costs.

General Liability vs. Professional Liability Insurance: What’s the Difference?

Have you ever wondered the difference between general and professional liability insurance? Understanding the nuances between these two types of coverage is crucial for safeguarding your business against potential risks and liabilities.

Similarities: Protecting Your Business

Both general liability and professional liability insurance share the core purpose of protecting your business:

Protect Against Business Liabilities

Financial Safety Net: A lawsuit can wreak havoc on a small business. Whether it’s a slip-and-fall accident at your storefront or a dissatisfied client alleging professional negligence, these insurances step in to alleviate the financial burden, ensuring your business can weather the storm of a claim.

Meeting Requirements: Many employers or clients require specific amounts of general liability or professional liability coverage before engaging in business. Having these insurances in place protects your business and opens doors to new opportunities.

Differences: Understanding Coverage Areas

Where they genuinely differ lies in the types of risks they cover:

1. General Liability

Physical Injury and Property Damage: This insurance protects against bodily injury or property damage resulting from your day-to-day operations. Imagine a customer falling through a board on a newly constructed deck. In this case, a general liability policy would cover the contractor against claims of faulty workmanship and bodily injury.

2. Professional Liability (or Errors and Omissions Insurance – E&O)

Professional Services or Advice: Professional liability, often known as errors and omissions insurance (E&O), covers professional services or advice negligence. Here, the focus is on financial loss rather than physical injury or property damage. Consider a consultant who provides flawed advice that leads to financial loss for their client. In such a case, professional liability insurance protects the consultant from the repercussions of their advice.

The key takeaway is that your business might benefit from both types of insurance, as they serve different but equally essential purposes. General liability shields against physical harm and property damage, while professional liability guards against financial losses due to professional negligence.

Pro tip: General liability is strictly for claims against you by others for their injuries or property damage—professional liability insurance steps in if you’re worried about professional slip-ups or negligence claims. 

In Conclusion

Professional liability insurance is a vital shield for professionals, protecting against various risks. However, it’s equally important to understand its limitations. Knowing what’s covered and what’s not can save you from financial headaches.

So, whether you’re an accountant, architect, web designer, or small business owner, take the time to explore your insurance options. After all, a little knowledge today can go a long way in securing your business’ tomorrow.

Need to learn more about professional liability insurance?

Our agents are ready to help you out, so contact us to learn how we can customize your insurance policies to meet your needs.

*Disclaimer: We offer content for informational purposes; Co-operative Insurance Companies may not provide all the services or products listed here. Please contact your local agent to learn how we can help with your insurance needs.


Forbes. What Is Professional Liability Insurance?

NerdWallet. How Much Does Professional Liability Insurance Cost?

Torian Insurance. Professional Liability Insurance—12 Examples of What It Covers and What It Doesn’t.

Scroll to Top