The short answer
Engineer and architect insurance centres on professional liability for design work: claims that drawings, calculations, specifications or field reviews were wrong and caused damage, delay or a costly fix. Claims can surface many years after a project ends, so continuous cover matters. Larger projects sometimes carry their own project policy. Regulators may set rules for members. A licensed broker arranges cover with insurers who write design professionals.
- Consulting engineers in structural, civil, mechanical, electrical, geotechnical and other disciplines
- Architects and architectural firms, from sole practitioners to multi-studio practices
- Engineering and architectural technologists who prepare or seal drawings within their scope
- Interior designers specifying layouts, finishes and fixtures for homes and businesses
- Design-build teams and owners who want to know what the designer's policy covers
1 licensed broker in the network handles this. In Alberta, Canada, a request for engineer and architect insurance can be offered to up to three of them, chosen because they are licensed for this line and place. They are test brokers while we are in demo.
See the brokers → Outside Alberta, Canada you can prepare and save a request today; sending opens place by place. Brokers answer with their own quotes. Broker.insure does not quote, advise or take commission.
01 / What it covers
The parts worth understanding
Design professional liability
Claims that a design error, an omission or a late drawing caused a client or someone else to lose money, or led to physical damage. Ask whether the policy also responds to bodily injury arising from a design, which some wordings treat differently.
Practice policy or project policy
A practice policy covers the firm's work across all projects for the year. A project policy covers one project, often for the whole design team, through design and construction and for a set time afterward. Ask which suits a particular contract.
Long-tail claims
Cracks, leaks and settlement can appear years after occupancy, and limitation periods vary by province. Because most policies respond to claims made while they are in force, keeping cover continuous through a career and beyond it weighs heavily here.
Subconsultants
A prime consultant usually answers to the client for subconsultants' work as well as its own. Ask whether their work is covered under your policy, whether they must hold their own, and what your subconsultant agreements require.
Site visits and field review
Walking a site for field review exposes staff to injury and the firm to claims about what was or was not noticed. General liability, workers' compensation and the professional policy each play a part, so ask how they fit.
Contract terms and standard of care
Client contracts may ask for fitness-for-purpose promises, warranties or broad indemnities beyond the ordinary professional standard. Policies typically follow negligence, so the broker will want to see where a contract goes further.
02 / Get ready
Bring this, and expect these questions
Gather
- Disciplines practised and the share of fees from each, such as structural, civil, building envelope or interiors
- Project types by fee: houses, multi-unit residential, commercial, institutional, industrial or infrastructure
- Your registration and any permit to practise your regulator issues to the firm
- Annual fees, the largest single project fee, and the number of staff and registered professionals
- Your standard client agreement and any client contract with unusual indemnity or warranty wording
- A list of the subconsultants you use and the cover each one holds
- The current policy, its retroactive date and any claims or circumstances reported
- Work outside your home province or in the United States
- Quality control steps: peer review, drawing checks and how field reviews are documented
- Projects with features insurers look at closely, such as condominiums, envelopes, geotechnical work or demolition
A broker will ask
- Which disciplines do you practise, and which project types bring in most of your fees?
- Do you seal drawings, and does your regulator issue a permit to practise to the firm?
- Do you design multi-unit residential buildings or building envelopes?
- Do you act as prime consultant, and how do you choose and contract subconsultants?
- Do any contracts ask for a project policy, a warranty or a fitness-for-purpose promise?
- How often do staff visit construction sites, and what do they do there?
- Have you had claims, complaints or regulator inquiries, and how were they resolved?
- What is your retroactive date, and has cover been continuous since you began practising?
Not sure of an answer? Leave it. "Not known yet" is a fine answer, and a broker will help you fill it in.
03 / Build your request
Answer a few questions. Get your own list.
Pick what fits. Your answers shape the list beside them, and they are saved to your request as plain facts a broker can read. "Not sure yet" is always a fine answer.
04 / Three situations
See which one sounds like yours
A structural firm asked for a project policy
A ten-person structural engineering firm in Edmonton has been selected for a mid-rise residential project. The developer's contract asks the design team to carry a single project policy covering design, construction and several years after completion.
First steps. Send the broker the contract's insurance section along with the project budget, schedule and team list. Ask how a project policy works alongside the firm's practice policy, who pays for it, how long it runs after completion and whether subconsultants fall under it.
An architect hearing about leaks years after handover
An architect in Victoria receives a letter from a strata corporation about water entering a building she designed nearly a decade ago. The letter questions the envelope design and asks her to preserve her project files.
First steps. Treat the letter as a possible claim and report it to the insurer on her current policy without delay, since claims-made cover looks at when the claim arrives. Pull the drawings, specifications and field review notes, and avoid discussing responsibility before getting advice.
An interior designer moving into commercial fit-outs
A designer in Regina has worked mostly on homes but now has an offer to plan the fit-out of a dental office, specifying layouts, millwork and finishes and coordinating with an engineer on lighting and ventilation.
First steps. Describe the new kind of work to the broker before signing, since commercial fit-outs and coordination with engineers can change how an insurer views the risk. Bring the proposed contract and ask how site visits and the engineer's work are treated.
05 / Words you will hear
The jargon, in plain words
- Project-specific policy
- Professional liability bought for one project, often covering the whole design team, with its own limit and a reporting window that runs past completion.
- Prime consultant
- The firm that contracts directly with the client and coordinates the other design disciplines. It usually answers to the client for subconsultants' work as well.
- Field review
- Visits by the designer during construction to check that the work generally follows the design. What was seen and recorded can become central evidence in a later claim.
- Standard of care
- The skill and diligence a reasonable professional would apply in similar circumstances. Policies generally respond to failures to meet it, not to promises of perfect results.
- Limitation period
- The time the law allows for bringing a claim. Provinces set their own periods, often counted from when a problem was discovered, with an outer limit.
06 / Common mistakes
What trips people up
- Letting cover lapse between jobs or after retiring, when a claims-made policy must be in force when the claim arrives.
- Signing a contract with a fitness-for-purpose clause or a warranty without checking how the policy treats it.
- Hiring subconsultants without written agreements or proof that they carry their own cover.
- Taking on condominiums, envelopes or geotechnical work without telling the insurer the project mix has changed.
- Discarding project files too soon, when they may be the main defence to a claim years later.
- Assuming the contractor's builders risk or liability policy protects the designer for design errors.
Ready when you are
Turn this into one clear request.
Save it, add what you know, and choose when to send it. A licensed broker who handles engineer and architect insurance takes it from there.
07 / Questions people ask
Straight answers
Do engineers and architects have to carry professional liability insurance?
It depends on the province and the profession. Some regulators require members or firms to hold professional liability cover, some require uninsured practitioners to tell clients, and some leave it to contracts. Rules change, so check your own regulator's current requirements and bring them to the broker together with any client contract that sets a limit.
What is a project-specific professional liability policy?
It is a policy bought for one project rather than for the firm's whole practice. It often covers the full design team through design and construction and for a stated time after completion, with a limit dedicated to that project. Owners and developers sometimes require one on larger builds. Ask the broker how it interacts with your practice policy.
Why can a claim arrive years after a building is finished?
Some defects, such as leaks, settlement or failing connections, only show up after seasons of use. Limitation laws set how long someone has to bring a claim, and in many provinces the clock can start when the problem is discovered rather than when the work was done, subject to an outer limit. Periods vary by province, so ask a lawyer for specifics.
Does my professional liability policy cover site visits?
The professional policy addresses claims about the quality of your field review or advice given on site. Injury to your own staff is usually a matter for workers' compensation, and injury or damage you cause to others on site falls under general liability. Ask the broker how the three fit together and what the contractor's site rules require of visitors.
Are interior designers covered the same way as architects?
Interior designers face similar claims about layouts, specifications and coordination, though the scope of their work and any regulatory rules differ by province. Insurers ask what you design, whether you specify anything structural or related to life safety, and who seals related drawings. Describe your work precisely, because the policy will be built around those services.
How are subconsultants handled on my policy?
As prime consultant you usually carry responsibility to the client for the whole design, including subconsultants' work. Some policies cover claims arising from their work, and others expect them to carry their own and may exclude them. Use written agreements that state insurance requirements, collect certificates, and ask the broker how your wording treats them.
General information, not insurance advice. Broker.insure is a directory and request service: it is not an insurer and does not quote, bind or advise. Policy terms, availability and what is required where you live depend on your situation and on licensed professionals. Updated 2026-10-31.