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ATE Insurance UK: How to Apply (Solicitor Guide)

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Part ofATE Insurance UK

Updated June 2026 · England & Wales
After the Event insurance, usually shortened to ATE, has become one of the standard tools solicitors reach for when they want to manage the downside risk of litigation for a client. Put simply, it covers adverse costs and disbursements if a case loses, which means a claimant can pursue a matter without the fear of being wiped out by the other side's bill. For firms, offering ATE can widen the pool of clients who are willing to proceed, particularly in personal injury, clinical negligence and commercial disputes. The application process itself is not complicated once you have done it a few times, but it does reward careful preparation. This guide walks through how the process tends to work in practice, what insurers typically want to see, and the points where applications most often get stuck or delayed. It is written for solicitors and fee-earners rather than lay clients.

Overview

ATE insurance is a policy taken out after a dispute has arisen, usually once litigation is in contemplation or has already begun. The policy sits alongside whatever funding arrangement the client has in place, such as a conditional fee agreement or damages-based agreement, and provides cover against the financial consequences of losing.

The precise scope varies between insurers and products, but a typical policy will respond to the opponent's legal costs if adverse costs are awarded, and to the client's own disbursements such as court fees, expert reports and counsel's fees. Some policies are deferred and self-insured, meaning the premium is only payable if the case succeeds.

Since the Legal Aid, Sentencing and Punishment of Offenders Act 2012 came into force, ATE premiums are generally not recoverable from the losing party, with limited exceptions in clinical negligence for expert report elements. That change shifted ATE from being a near-default add-on to a product that solicitors need to assess carefully for each case.

Key steps

  1. Assess whether the case is suitable. Before approaching any insurer, form a clear view of the merits, the likely quantum, the estimated costs to trial and the counterparty's ability to pay. Most insurers expect prospects of success of around 60 percent or higher, though this varies by product. A case that is borderline on merits or where the defendant may not satisfy a judgment will rarely attract cover.
  2. Gather the supporting documentation. Insurers want a clear picture of the dispute before they commit. Typically you will need a case summary or counsel's opinion on merits, the key pleadings or pre-action correspondence, a costs budget or estimate to conclusion, details of any existing funding arrangement, and information about the opponent. Well-organised bundles are processed faster than scattergun submissions.
  3. Choose an appropriate insurer. Not every ATE provider writes every type of claim. Some focus on personal injury volume work, others on commercial litigation, clinical negligence or insolvency. Check the insurer's financial strength rating, their experience in your case type, their claims-handling reputation, and whether they offer delegated authority schemes that may speed up future applications.
  4. Complete and submit the proposal form. Most insurers now use online portals or structured proposal forms. Answer every question fully, disclose anything material about the case honestly, and attach all supporting documents clearly labelled. Non-disclosure at proposal stage can void cover later, so err on the side of telling the underwriter more rather than less.
  5. Engage with underwriting queries and bind cover. After initial review, the underwriter will often come back with questions or ask for further information, for example updated costs figures, additional expert input or clarification on liability points. Respond promptly. Once terms are offered, review the policy wording carefully, confirm the premium structure with your client in writing, and bind the cover before any major cost is incurred.
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 £89.

Common questions

Q When in the life of a case should ATE be arranged?
As early as practical, and ideally before significant costs have been incurred. Many insurers will decline to cover costs that predate inception of the policy, and premiums can also be higher if a case is already well advanced. For most matters, the sensible window is at the pre-action stage or shortly after proceedings are issued, once you have enough material to support a merits assessment.
Q Is the ATE premium recoverable from the losing party?
In most civil cases in England and Wales, no. The reforms brought in by LASPO in 2013 ended recoverability of ATE premiums from the losing side for cases where the policy was taken out on or after 1 April 2013. A narrow exception remains in clinical negligence cases for the premium attributable to expert reports on liability and causation. The client generally pays the premium from damages or on a deferred basis.
Q What is a deferred and self-insured premium?
A deferred premium is one that only becomes payable at the conclusion of the case, not up front. Self-insured means that if the case is lost, the premium does not need to be paid, because the policy itself covers it. This structure makes ATE accessible to clients who could not fund a premium out of pocket, which is why it has become the most common arrangement in claimant litigation.
Q Can ATE cover be declined or withdrawn mid-case?
Yes. Insurers typically reserve the right to withdraw cover if merits drop below a stated threshold, if a reasonable settlement offer is rejected against advice, or if material information was not disclosed at proposal. This is why keeping the insurer updated on significant developments, such as new evidence or a Part 36 offer, matters throughout the life of the case, not just at application.
Q Does ATE work with a conditional fee agreement?
It commonly does, and the two products are often arranged together. The CFA deals with the solicitor's own fees if the case loses, and the ATE policy responds to the opponent's costs and disbursements. Clients should be given a clear written explanation of how both arrangements interact, including what they will pay and when, before signing up.
Q How long does an ATE application usually take?
It varies with the complexity of the case and the completeness of the submission. A straightforward personal injury application under a delegated authority scheme can be dealt with in days. A bespoke commercial litigation case, with larger limits of indemnity and more detailed underwriting, may take several weeks and involve back-and-forth with the insurer. Preparing a complete pack up front is the single biggest time-saver.
Q Is ATE insurance regulated?
Yes. ATE is a contract of insurance and the activity of arranging or advising on it is regulated by the Financial Conduct Authority. Solicitors who introduce clients to ATE products generally do so under the exemption or limited permissions framework applicable to law firms. Check your firm's arrangements and the Solicitors Regulation Authority guidance before recommending specific products.
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 £89.

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.