This guide is maintained as a current resource for July 2026 and covers only the laws of England and Wales. Information is for general guidance, not legal advice. Consult a qualified solicitor for advice specific to your situation.
Learn when and how you can claim loss of profits for breach of contract in England and Wales. This detailed guide explains foreseeability rules from Hadley v Baxendale, direct and consequential loss, evidence and calculation, mitigation duties, contractual limitations, and practical steps for pursuing claims.
Loss of profits is a common and potentially significant head of loss in commercial contract disputes. When a contract is breached in England and Wales, the innocent party may seek compensation for profits it would have earned had the contract been performed. However, not every claim for lost profits succeeds. Courts apply established legal rules to decide when and how such claims can be made, how much can be recovered and what evidence is required to support them. This guide explains the legal framework, practical steps, risks and common questions for parties seeking to claim loss of profits due to breach of contract.
What Does “Loss of Profits” Mean in Contract Law?
Loss of profits refers to the financial gain that a party would have realised if the other party had performed its contractual obligations. In legal terms, this falls under damages for breach of contract - monetary compensation intended to put the injured party in the position it would have been in if the contract had been properly performed. Unlike direct costs (such as replacement goods), loss of profits compensates for expected future earnings or income streams that have been frustrated by the breach.
The foundational legal rule governing recoverability of lost profits comes from the 1854 decision in Hadley v Baxendale, where the court emphasised that losses must be reasonably foreseeable at the time the contract was formed if they are to be recoverable.
When Is Loss of Profits Recoverable?
1. Foreseeability at the Time of Contracting
To claim lost profits, the claimant must show that such losses were within the reasonable contemplation of both parties when the contract was made. This means the breaching party must have known, or ought to have known, that failure to perform would probably result in profit loss for the other party. Losses that arise naturally from a breach are generally recoverable; unusual or exceptional losses require evidence that the defendant was aware of special circumstances.
In Hadley v Baxendale, a miller could not recover lost profits for delayed delivery of a shaft because the carrier was not informed that the mill would stop operations without it. The lost profits were therefore not considered foreseeable at the time of contracting.
2. Direct vs Consequential Loss
Loss of profits may be classified as direct (ordinary) or consequential (indirect) loss. Direct loss arises naturally in the ordinary course of things - for example, loss of income directly flowing from delayed delivery of a product. Consequential loss arises from special circumstances known to both parties, such as loss of profit because a late delivery caused cancellation of a critical contract.
If the breaching party has specific knowledge of circumstances likely to cause lost profits - for example, a supplier is told that late delivery will cause loss of a lucrative event - the claimant may recover those profits. Without such knowledge, the loss may be too remote and not recoverable.
3. Communication of Special Circumstances
Where the claimant's losses arise from special circumstances (such as dependency on a particular customer contract), those circumstances must have been communicated to the other party at the time the contract was made. Only then can the breaching party be put on notice that loss of profits might result from breach, bringing such losses into the scope of recoverability.
Contractual Limitations and Exclusions
Even if lost profits meet the common law test for foreseeability, the contract itself may restrict or exclude liability for such losses:
- Exclusion clauses may bar recovery of “consequential or indirect losses”, which courts often interpret as covering losses under the second limb of Hadley v Baxendale (special circumstances losses) but not necessarily all lost profits.
- Limitation of liability clauses may cap financial exposure or carve out specific categories of loss such as loss of profits.
Contracts should be reviewed carefully to see whether lost profits are expressly limited or excluded, and businesses should consider negotiating or clarifying these terms before entering into high‑value agreements.
Evidence and Calculation of Lost Profits
Successfully claiming loss of profits typically requires robust evidence that demonstrates:
- The breach caused the profit loss: There must be a clear causal link between the breach and the loss alleged.
- The profits would have been earned but for the breach: Claimants must present reasonable evidence of what would have happened in the absence of breach, such as past trading records, projected income and contract performance data.
- The profit loss was foreseeable: Demonstrate what the breaching party knew or reasonably should have known about foreseeable losses at contract formation.
Where actual profit figures are uncertain, courts may use established legal principles such as the presumption of breaking even, which allows claimants to recover where they can show revenue would at least have equalled costs but cannot precisely quantify profits.
In some cases, expert evidence from accountants or industry specialists may be necessary to support projections or valuations of lost income.
Mitigation of Loss
Claimants seeking lost profits must take reasonable steps to mitigate their losses. Mitigation means acting reasonably to reduce the harm caused by the breach, such as securing alternative business opportunities, substituting supplies, or re‑arranging resources.
If a claimant fails to mitigate, a court may reduce the damages award to reflect reasonable actions that should have been taken to limit loss. However, mitigation does not require parties to take unreasonable or uneconomic measures solely to reduce loss.
Time Limits and Legal Process
Claims for loss of profits as part of a breach of contract claim are normally pursued within the civil courts or through arbitration if agreed. The Limitation Act 1980 generally permits actions on simple contracts within six years from the date of breach.
Before commencing proceedings, claimants usually follow pre‑action protocols including written demands and attempts at negotiation. If litigation proceeds, detailed pleadings will set out the breach and the basis for claiming lost profits under accepted legal tests of foreseeability and causation.
Practical Examples
Example 1 – Direct Loss of Profit:
A supplier fails to deliver essential goods to a retailer before a peak sales period. If the lost sales were a natural consequence of the breach and foreseeable, the retailer may recover the resulting loss of profits, provided there is evidence of projected sales figures and timelines.
Example 2 – Consequential Loss of Profit:
A manufacturer informs its supplier that late delivery of a key component will result in the cancellation of a contract with a high‑value customer. If the supplier still fails to deliver on time, the manufacturer may recover loss of profits resulting from the cancelled contract because the supplier was aware of the special consequence.
In both scenarios, claimants must still prove causation, foreseeability, and mitigation of loss.
Common Questions About Lost Profits
Can all lost profits be claimed?
Not always. Only profits that are reasonably foreseeable at the time of contracting and directly caused by the breach can normally be recovered. Losses that fall outside reasonable contemplation are likely to be too remote.
Do exclusion clauses stop lost profit claims?
Exclusion clauses may prevent recovery of certain heads of loss. Whether lost profits can be claimed depends on how the clause is drafted and the types of losses it covers.
Is lost profit treated differently from direct costs?
Yes. Lost profits are often treated as consequential losses unless they naturally flow from the breach in the ordinary course. The legal tests for recoverability are therefore more demanding than for direct costs.
Key Takeaways
Claiming loss of profits for breach of contract in England and Wales requires careful analysis of legal principles such as foreseeability, remoteness, causation and mitigation. The leading test from Hadley v Baxendale governs when such profits can be recovered: they must either flow naturally from the breach or be within the reasonable contemplation of the parties at the time of contracting. Contracts may include clauses that limit or exclude liability for such losses, so careful review of terms is essential. Comprehensive evidence and realistic assessment of potential profit loss improve the likelihood of a successful claim.
