Short Answer
If you're taking architecture projects independently, don't assume your employer's policy extends to that work. Architect side work insurance is a separate question from your day job's coverage, because a separate business taking its own clients and signing its own contracts needs to be insured on its own terms. This comes up often once a side project moves from a favor for a friend to something that will actually get built.
Why a small fee doesn't mean small exposure
Professional liability exposure isn't necessarily proportional to the fee charged. An architect paid $700 to modify drawings for a residential addition is exposed to more than that $700 if an error or omission in those drawings later causes a construction problem. The dispute isn't limited to refunding the fee. It can reach the cost of the actual construction problem.
A firm evaluating architect side work insurance should look at the value of what's being built, not just what the side project pays.
Does your employer's policy cover your side work
Don't assume it does. Your employer's professional liability policy is intended to insure the professional services of that firm, subject to its own definitions, terms, and conditions. Work you contract independently through your own business is a different situation.
If you have a separate practice taking its own clients, signing its own contracts, and collecting its own fees, you need to determine how that business is insured rather than assuming your day job's policy follows you home.
Does the number of projects matter
Frequency isn't the only consideration. A side practice might include one residential project, a renovation or two, an existing-condition assessment, a drawing modification, or a small consulting assignment. The relevant question isn't how many projects you have. It's what professional services you're actually performing and what could happen if a client alleges a problem with that work.
Does stamping the drawings change anything
Not stamping drawings doesn't automatically remove your exposure. The more useful question is what professional services you're actually performing. If you're providing architectural or design-related services, discuss those services accurately with your broker and carrier instead of basing the decision on whether a particular set of plans carries your stamp.
Does an LLC or PLLC protect you instead
Your business entity and your insurance solve different problems. Forming an LLC, PLLC, or PC may matter for legal, licensing, tax, and business reasons depending on your jurisdiction. Professional liability insurance is designed to respond to covered claims alleging errors or omissions in insured professional services, subject to the policy's terms. Having an entity isn't a substitute for understanding that exposure.
Do you need general liability too
Professional liability and general liability address different risks. Professional liability responds to allegations arising from professional services. General liability generally addresses covered bodily injury or property damage claims that aren't excluded as professional services. Depending on your practice, contracts, and operations, you may want both. Neither one replaces the other.
Why coverage can feel expensive for a small practice
Professional liability insurers may apply a minimum premium. A firm billing $10,000 a year doesn't necessarily pay one-tenth of what a $100,000 firm pays, because the insurer may already be near the minimum it's willing to charge to issue a policy at all. That's a legitimate frustration, and sometimes the answer isn't finding the cheapest policy. It's deciding whether the side work makes economic sense once insurance, licensing, and contract costs are factored in.
Example
An architect works full-time at a firm and takes on a side project modifying drawings for a homeowner's addition. The fee is $700. The addition itself will cost several hundred thousand dollars to build.
If the homeowner later alleges an error in those drawings caused a construction defect, the claim isn't capped at the $700 fee. Whether the architect's day job policy responds depends on that policy's own terms, and it likely wasn't written to cover an independent side engagement. This is why the side practice needs its own coverage question answered before the project starts, not after a claim arrives.
What to check before you decide
- Estimated annual billings from the side practice
- Types of projects and professional services performed
- States where the work takes place
- Whether any projects have already started
- Whether contracts have already been signed
- Whether you’ve previously carried professional liability insurance
- Desired coverage limits
- Any contractual insurance requirements from the client
If work has already started, tell your broker the actual timeline rather than leaving it out. The timing of when work began versus when a policy takes effect can matter, and the carrier needs the real facts to evaluate it.
Related Questions
Does my employer's professional liability insurance cover my side business?
Not automatically. That policy is written around the employer's own professional services. An independent side practice is a separate exposure that needs its own coverage question answered.
Do I need insurance if I only do one project a year?
Frequency isn't the deciding factor. What matters is the professional services you're performing and what could go wrong with that specific project.
Does forming an LLC protect me instead of buying insurance?
No. A business entity and professional liability insurance solve different problems. An entity doesn't respond to a claim the way a policy does.
Why does insurance cost so much for such a small side practice?
Many carriers apply a minimum premium regardless of revenue, so a very small practice can pay a similar amount to a larger one. That's a business decision to weigh against what the side work brings in.
What should I tell my broker if I've already started the project?
Tell them the actual timeline, including when the work began and whether a contract was signed. Don't leave this out out of concern it will prevent you from getting coverage.
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Author:
Hardcover Editorial Team
Reviewed by:
Hardcover Insurance Team
Last reviewed:
September 28, 2026
This article is educational and does not provide legal advice or determine whether a specific claim is covered. Policy terms, exclusions, underwriting requirements, and applicable law vary. Consult your insurance professional and qualified legal counsel regarding your circumstances.