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Force majeure clause

A force majeure clause is a contract term that excuses or suspends performance when an extraordinary event outside the parties' control makes performance impossible or impracticable. In Contracts, it is a risk-allocation tool that must be drafted carefully.

Last updated July 2026

What is force majeure clause?

A force majeure clause is a contract provision that says what happens when an extraordinary event outside the parties' control stops one side from performing. In Contracts, this clause is the party’s way of spelling out when a delay, suspension, or termination will be excused instead of treated as a breach.

The clause usually lists the events that count, such as hurricanes, floods, war, terrorism, government shutdowns, or pandemics. That list matters because courts often read force majeure language closely. If the contract only names certain events, a party may not get relief just because the situation feels unfair or expensive.

A big part of the analysis is causation. The event has to be the real reason performance failed, not just something that made the deal harder or less profitable. If a supplier could still perform by using another route, another facility, or another source, the clause may not apply even though the disruption was serious.

Force majeure is also about procedure, not just events. Many clauses require prompt notice, proof of the impact, and a duty to keep trying to perform if possible. So if you are reading a contract problem, look for the trigger event, the notice requirement, the length of the excuse, and whether the clause allows suspension only or full termination.

Students often mix up force majeure with a simple bad bargain. A company losing money because demand drops or costs rise is usually not enough by itself. Force majeure is for outside events that reshape the whole performance picture, not ordinary business risk.

The exact result depends on the contract language and the jurisdiction. Some clauses are broad and catch a lot of disruptions, while others are narrow and only cover named events. In a contracts case, the whole dispute often turns on one question: did the clause actually cover this event, and did it really prevent performance?

Why force majeure clause matters in CONTRACTS

Force majeure shows how Contracts handles risk before a dispute happens. Instead of waiting for a crisis and arguing later, the parties decide in advance who absorbs the loss when something extreme interrupts performance. That makes the clause a direct example of risk allocation, one of the core themes in contract drafting.

It also connects to ambiguity. A vague force majeure clause can create a fight over whether a pandemic, labor strike, supply-chain breakdown, or government order counts. Clear drafting matters because the more specific the clause is, the easier it is to tell whether the excuse applies.

This term also helps you spot the difference between excuse and liability. A party may be relieved from performance under the clause, but that does not always erase every consequence of the failed deal. The contract might still require notice, mitigation, or some partial performance if the event only blocks part of the bargain.

When you see force majeure in a fact pattern, you are really being asked to read the contract like a lawyer: identify the trigger, test the causal link, and check the remedy the clause actually gives.

Keep studying CONTRACTS Unit 15

How force majeure clause connects across the course

Risk Allocation

Force majeure is one of the clearest examples of risk allocation in a contract. The parties are deciding in advance who bears the loss if an outside event makes performance impossible. If a clause is broad, more risk shifts away from the performer. If it is narrow, more risk stays with the party who promised to perform.

Ambiguity Doctrine

A force majeure clause often becomes a dispute because its wording is unclear. Under ambiguity doctrine, courts look at whether the contract language is reasonably open to more than one meaning. If the clause does not clearly cover the event in question, the party asking for excuse may lose.

Contractual Obligations

This clause does not erase contractual obligations in every situation. It suspends or excuses them only when the contract says so and the triggering event actually blocks performance. Reading the clause means asking which duties are paused, which continue, and whether the contract ends or only delays performance.

Mitigation

Even when force majeure applies, the affected party may still need to reduce the harm where possible. That might mean finding another supplier, changing the delivery method, or giving prompt notice. A good contracts answer often explains whether the party tried reasonable alternatives before claiming excuse.

Is force majeure clause on the CONTRACTS exam?

A quiz question or issue-spotter will usually give you a contract and a disruption, then ask whether the nonperforming party is excused. Your job is to read the exact clause, match the event to the listed triggers, and explain whether the event actually prevented performance or just made it harder. If the contract requires notice, mention whether the party followed it. If the facts show a workaround, discuss why the clause might fail. Strong answers do not stop at saying "force majeure applies". They explain what the clause covers, what proof is needed, and what result follows, such as suspension, termination, or no relief at all.

Force majeure clause vs Act of God

An Act of God is a common example of an event that may appear inside a force majeure clause, but the two are not the same thing. Force majeure is the contract provision, while Act of God is a category of event, usually natural in origin. A clause can cover more than Acts of God, including war, government action, and pandemics.

Key things to remember about force majeure clause

  • A force majeure clause excuses or suspends performance when an extraordinary outside event prevents a party from doing what the contract requires.

  • The exact wording controls the outcome, so named events, notice requirements, and any duty to mitigate all matter in a contract dispute.

  • Force majeure is not the same as a bad deal or a drop in profits, because the event has to actually block performance, not just make it less attractive.

  • This clause is a risk-allocation tool, which means the parties are deciding ahead of time who absorbs the loss if a crisis hits.

  • In a contracts problem, always ask whether the event fits the clause, whether notice was given, and whether performance was truly impossible or only inconvenient.

Frequently asked questions about force majeure clause

What is a force majeure clause in Contracts?

It is a contract provision that excuses or suspends performance when an extraordinary event outside the parties' control prevents the deal from being carried out. The clause usually lists the kinds of events covered and says what notice or proof is required.

Is a pandemic a force majeure event?

It can be, but only if the contract language or the governing law treats it that way. Some clauses specifically mention pandemics, public health emergencies, or government shutdowns, while others do not. The wording of the contract matters more than the label.

Does force majeure automatically excuse breach?

No. The party invoking the clause usually has to show that the event actually caused the inability to perform and that the clause covers that type of event. If performance was still possible in another reasonable way, the excuse may fail.

What is the difference between force majeure and impossibility?

Force majeure comes from the contract itself, while impossibility is a broader contract-law defense that can apply even without a clause. If a contract has a force majeure provision, courts often look there first to see whether the parties already decided how to handle the disruption.