Why the Pre-Action Protocol Matters More Than You Think

The pre-action protocol feels, to many businesses, like a bureaucratic hurdle before the real action starts. It is not. Handled well, it is the most efficient part of the entire dispute resolution process. Handled badly, it is one that can cost you money even if you win.

What the pre-action protocol is

Pre-action protocols are rules that govern what parties must do before issuing court proceedings. They sit within the Civil Procedure Rules (CPR) and are designed to:

• Require an early, frank exchange of information
• Enable parties to understand each other's case before committing to litigation
• Create opportunities for settlement that avoid court proceedings entirely
• Ensure that, where litigation is necessary, it starts on a properly managed footing

There are specific protocols for particular types of claim — professional negligence, construction, clinical negligence, personal injury, and others. Where no specific protocol applies, the general Practice Direction on Pre-Action Conduct governs all civil claims.

What it requires in practice

The process typically begins with a letter of claim from the potential claimant. That letter should set out:

• The background to the claim
• The legal basis on which it is made
• A summary of the facts relied upon
• What the claimant wants — money, a specific remedy, or both
• If money, how the amount is calculated
• Any documents on which the claimant relies

The defendant is then required to respond within a reasonable time — as little as 14 days for straightforward claims, up to three months for complex ones. The response should say whether the claim is accepted or rejected, and if rejected, why. It should also set out the defendant's version of events and any counterclaim. Both parties are expected to disclose key documents relevant to the dispute — not everything, but the documents on which each side relies. The aim is that by the time proceedings are issued, neither side is facing a case in the dark. It also helps you anticipate which litigation track the claim will be allocated to, and the costs that follow.

Why it matters more than people think

Non-compliance costs you money. If you issue proceedings without following the protocol — without sending a proper letter of claim, without giving the defendant a reasonable time to respond — the court can penalise you on costs even if you win at trial. It can stay the proceedings while you go back and complete the pre-action steps, or refuse to award you costs for the period of non-compliance.

The other side's non-compliance helps you. If the defendant ignores your letter of claim, provides an inadequate response, or refuses to engage with reasonable requests for documents, that conduct is noted and taken into account later. A defendant who behaves unreasonably at the pre-action stage and then continues to do so during proceedings accumulates a costs exposure that can exceed the damages themselves.

The letter of claim is the foundation of your case. A well-drafted letter of claim is not a formality. It is your first formal statement of what happened, why the defendant is liable, and what you are seeking. Inaccuracies or omissions at this stage create problems later — you will be held to what you said, and departing from it requires explaining. Taking time to draft it carefully, with proper legal advice, is time well spent.

Most cases settle at this stage. The pre-action process is the moment the other side first sees your case in full — and you first see theirs. For many disputes, that exchange of information produces a settlement. Settlement at this stage is almost always cheaper, faster, and less disruptive than going through to trial.

The limitation period runs regardless

One thing the pre-action protocol does not do: it does not extend the time limit within which you must issue proceedings. The Limitation Act 1980 gives you six years for most contract and debt claims, and three years for personal injury. If you are nearing a limitation deadline, issue proceedings to protect your position, then deal with pre-action steps as the court directs. Missing a limitation deadline is fatal to a claim — no amount of pre-action good conduct will revive it.

Bonsai Law drafts and responds to letters of claim and advises on pre-action strategy in England and Wales. Get the pre-action stage right and you give yourself the best chance of settling early — or starting litigation from strength.