Professional errors
- Calculation or design error
- Incorrect or late advice
- Deadline or time limit missed
With a BAV the difficult part is not the cover but the timing. When was the mistake made, when are you held liable, and which policy is on the hook?
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A premium indication, not personal advice. Prefer to talk it through? Call 072 - 509 24 56.
Professional indemnity insurance (BAV) covers pure financial loss: financial detriment suffered by your client through a mistake, an omission or incorrect advice. The distinction from the AVB is sharp: the AVB deals with damage to property and people, the BAV with money.
Almost all BAV policies operate on claims made. What matters is not when you made the mistake but when the claim is notified to you. That is why prior acts cover (cover for mistakes made in the past) and run-off cover (cover for claims after the policy ends) are not frills but the heart of the policy.
For some professions a BAV is compulsory under the rules of the professional body, including for lawyers, accountants, civil-law notaries and architects. For other professions the client requires it by contract, with a minimum sum insured set out in the contract or the specification.
We compare your professional indemnity insurance (BAV) across dozens of insurers, explain where the real differences lie, and arrange the switch from start to finish — without you having to chase it yourself.
Professional indemnity insurance (BAV)
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Get coveredThe structure of the cover in three parts, with an overview per situation below.
Financial loss through a mistake, an omission or incorrect advice.
The cost of defending a claim, even if it turns out to be unfounded.
Claims made means that the date of notification counts, not the date of the mistake.
What is covered
| Situation | BAV | AVB |
|---|---|---|
| A calculation error that makes the project more expensive | Yes | No |
| Incorrect advice causing financial detriment | Yes | No |
| A missed deadline or limitation period | Yes | No |
| Injury to a visitor at the office | No | Yes |
| Coffee spilt over the client's laptop | No | Yes |
| Intent, fines and guarantees going beyond the law | No | No |
This overview is general in nature and is not personal advice. What is actually covered, including exclusions, limits and the excess, is set out in the policy conditions and the insurance card (verzekeringskaart) of the insurer; you receive both before you take out cover. Taking out cover without advice? Then read what execution only means for you.
Insurers weigh these details differently. That is where your saving is.
We look at the terms as well as the premium, and stay your point of contact when there is a claim.
We are not tied to one insurer and compare on the basis of an objective analysis of several companies.
You call or email someone who knows your file. No menu options, no changing call centres.
We cancel your old policy and align the start date, so you are never a day without cover.
We report the claim and monitor how it is handled. In urgent cases you can reach us on the emergency line.
Customers rate our service on four aspects: personal service, service delivery, availability and the outcome. The reviews are collected and published by NH1816 and come from customers who have actually taken out a policy with Finass Advies B.V. or reported a claim.
Four points that make the difference between a policy that pays out and one that does not.
If you make a mistake in 2023, switch insurer in 2025 and are held liable in 2026, your current insurer is on the hook: but only if you have prior-acts cover for the period before the start date. Without that cover you are left empty-handed after paying premiums for all those years. When switching, always ask how far back the prior-acts cover runs and whether an exclusion applies for known circumstances.
If you close your business or retire, your policy ends but your liability does not. Claims about old work can still arrive years later. Without run-off cover you pay them yourself. Buy run-off cover before the policy ends. Afterwards it is usually no longer possible to arrange.
Article 7:942 of the Dutch Civil Code gives you three years to enforce your claim against the insurer, counting from the day after you became aware that it was due. Under a liability policy that is the moment you receive the notice of liability — not the moment of the mistake, and not the moment of the accident either. With liability insurance, any negotiation with the insurer or the injured party interrupts that period.
The policy covers the activities stated on it. If you take on project management, inspections or interim work as well, have that added. When a claim comes in, the first question is whether the work fell within the description; if it falls outside, you never even reach the rest of the discussion.
This is what people ask us most.
Cover is determined by the moment the claim is notified, not by the moment of the mistake. A mistake from 2023 that is claimed in 2026 falls under the policy running in 2026, provided that policy has prior-acts cover going back to 2023.
Prior-acts cover applies to mistakes you made before the start date of the policy but which are only claimed afterwards. When switching insurer it is essential. Without it a gap opens between your old and new policy, and that is exactly where the claims you did not see coming fall.
Then you need run-off cover. Your liability continues while your policy stops, and claims about old work can still arrive for years. Arrange run-off cover before the policy ends.
Three years, under Article 7:942 of the Dutch Civil Code, counting from the day after you became aware that your claim was due. Under a liability policy that is the moment of the notice of liability. So notify at once, even if you dispute the claim.
Usually yes. The BAV covers neither property damage nor injury. Anyone who visits sites or employs staff also needs an AVB.
Yes, even if the claim turns out to be unfounded. Do check whether those costs fall within or on top of the sum insured. In long-running proceedings that makes a considerable difference.
Every situation is different. For these situations we have a separate page.
Request a quote without obligation. We will look at which insurer best matches your activities and your risk.
Prefer to call? 072 - 509 24 56, weekdays 09:00–17:00.
Claim on the road? Emergency line 06 - 55 20 40 72.
Finass Verzekert is a trading name of Finass Advies B.V. We advise on and arrange non-life insurance on the basis of an objective analysis of several insurers, and receive commission for this from the insurer, which is included in the premium. You pay no separate advice fee. Before you take out cover, we establish your wishes and needs.
You will find our licence, KvK and Kifid details and our complaints procedure at the foot of every page.
This page was compiled by Finass Verzekert. Last updated on .
The information on this page is general in nature and is not personal advice.
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