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IP Insurance UK: ATE vs BTE Cover Guide (2026)

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Part ofATE Insurance UK

Updated June 2026 · England & Wales
Intellectual property disputes can be ruinously expensive. A single patent or trademark argument can run into six figures before a court even reaches a final decision, which is why many rights holders think carefully about insurance long before anything goes wrong. This guide walks through the two main categories of IP insurance available in the UK, Before the Event and After the Event cover, and looks at what each one does, what influences the price, and how to work out whether either is worth considering for your business. I have tried to keep the explanations practical rather than technical, because most founders and business owners want to understand the commercial trade-off before they speak to a broker or underwriter.

Overview

Intellectual property insurance is a specialist commercial product designed to meet the legal costs that arise when IP rights are challenged or need to be enforced. Depending on the policy, it can respond to claims of infringement brought against you, fund your own action against someone copying your work, and cover related matters such as contractual disagreements tied to IP, unjustified threats proceedings, and occasionally the cost of pulling infringing stock out of the supply chain.

Unlike general commercial cover, IP policies are underwritten with close attention to the specific rights involved, whether those are patents, registered trade marks, registered designs, copyright, or unregistered rights such as passing off and database rights. Because IP litigation tends to be complex and fact-heavy, insurers usually want detailed information about the portfolio being covered, the markets it operates in, and the commercial value attached to each right before they set a premium. The product sits alongside, rather than replacing, the ordinary risk management steps a business takes around its IP.

Key steps

  1. Map out the IP you actually rely on. Before approaching any insurer, take stock of the rights your business uses day to day. That means registered patents, trade marks and designs, plus unregistered material such as copyright in code, artwork or written content, and goodwill in brand names. Insurers price on what is at stake, so an accurate picture matters.
  2. Decide whether you are planning ahead or reacting to a problem. If no dispute has arisen, you are looking at Before the Event cover, which is bought like a standard annual policy. If someone has already threatened proceedings or a claim has landed, your only realistic option is After the Event cover, which is priced for the specific piece of litigation already in motion.
  3. Get quotes from specialist brokers. IP is a niche area and most general commercial brokers will not have a panel of insurers that underwrite it properly. Look for brokers who deal specifically with intellectual property risks and can place cover with Lloyd's syndicates or specialist Continental insurers. Provide them with full portfolio information so the quote is realistic.
  4. Read the policy wording carefully before committing. Pay close attention to the exclusions, the excess, the geographic scope, the aggregate limit, and whether defence and pursuit costs are both covered. Some policies exclude certain territories, cap counsel fees, or require insurer consent before any tactical step is taken in the litigation.
  5. Keep the insurer informed once cover is in place. BTE policies typically require prompt notification of any circumstance that might give rise to a claim, and late notification is one of the most common reasons cover is refused. Build a simple internal process so that anyone receiving a cease and desist letter or infringement complaint knows who to tell.
If you're dealing with this kind of situation, a call with an experienced legal adviser can help you work out the right next step — from £149.

Common questions

Q What is the difference between ATE and BTE intellectual property insurance?
BTE, or Before the Event, cover is arranged in advance as a precaution and works on an annual basis, much like business insurance generally. ATE, or After the Event, cover is purchased once a dispute has already arisen and is priced for that specific piece of litigation. ATE premiums are higher because the insurer knows a claim exists, whereas BTE is cheaper but must be in place before any trouble starts.
Q Which intellectual property rights can be covered?
Policies are available for the full range of rights recognised in the UK, including patents, registered trade marks, registered designs, copyright, unregistered design right, database right, and goodwill protected by the law of passing off. Some insurers also cover trade secrets and confidential information. The breadth of cover depends on the insurer and the information you supply at the point of underwriting.
Q What factors influence the premium I will be quoted?
Underwriters look at the size and nature of the IP portfolio, the territories where rights are exploited, the industry sector, the claims history of the business, the limit of indemnity requested, and the excess you are prepared to carry. For ATE cover, the merits of the specific case, the identity of the opponent, and the stage proceedings have reached all feed into the price.
Q Is IP insurance worth the cost for a small business?
It depends on how central IP is to the value of the business. A company whose competitive position rests on a patented product or a distinctive brand has far more to lose from unchecked infringement than a service business with minimal IP. For some small businesses the peace of mind and access to enforcement funding justifies the premium; for others, the budget is better spent on registration strategy and monitoring.
Q Does IP insurance cover the costs of pursuing infringers?
Many BTE policies provide enforcement cover as well as defence cover, meaning they can fund action you bring against a third party who is copying your protected material. The scope varies between insurers, and enforcement cover usually comes with conditions around the strength of the claim and the insurer's right to approve the strategy before any proceedings are issued.
Q Will a claim on my policy affect future premiums?
Yes, in the same way as any other insurance product. Notifying a circumstance or making a claim will be disclosed at renewal and can push up the premium, raise the excess, or lead to specific exclusions being added. In some cases insurers may decline to renew at all. This is part of the reason careful record keeping and risk management matter alongside the policy itself.
Q How do I actually buy IP insurance in the UK?
The usual route is through a specialist broker who has relationships with underwriters that write IP risks, many of whom sit in the Lloyd's market. You complete a detailed proposal form covering your rights, turnover, territories and claims history, and the broker approaches insurers on your behalf. Cover is then bound once you accept the terms and pay the premium.
If you're dealing with this kind of situation, a call with an experienced legal adviser can help you work out the right next step — from £149.

Sources

This guide is based on primary UK law and official guidance.

Brad Askew, Solicitor (non-practising)

Written & reviewed by

Brad Askew Solicitor (non-practising)

Brad is on the roll of solicitors of England & Wales but does not hold a practising certificate and does not provide legal advice. LegalDocuments.co.uk is not a law firm and does not provide regulated legal advice.

Legal disclaimer
This article is for general information only. It is a tool to help you find your way — not legal advice, and not a substitute for speaking to a qualified adviser about your situation.