Change in Law and Frustration of Contract

“The doctrine of frustration is really an aspect of the law of discharge of contract by reason of supervening impossibility.”

— Satyabrata Ghose v. Mugneeram Bangur & Co., AIR 1954 SC 44

Introduction

Commercial contracts are built on certainty. Parties negotiate prices, allocate risks, establish timelines and undertake obligations on the assumption that the legal and commercial environment in which their bargain was made will remain sufficiently stable. A sudden change in legislation, regulation, licensing requirements or government policy can disturb that assumption.

This raises an important question: when the law changes after a contract has been concluded, can a party legitimately refuse to perform an existing commercial bargain?

Indian contract law recognises the doctrine of frustration under Section 56 of the Indian Contract Act, 1872. However, frustration is not a general escape route from an inconvenient or economically disadvantageous contract. A change in law may discharge a contract only where the supervening legal event makes performance impossible, unlawful, or fundamentally different from what the parties originally undertook.

The distinction is crucial. A business cannot ordinarily walk away from a contract simply because a new regulation makes the transaction less profitable. At the same time, the law does not ordinarily compel a party to perform an obligation that has subsequently become legally prohibited.

The challenge lies in determining where commercial hardship ends and genuine legal frustration begins.

The Principle of Sanctity of Contract

The foundation of commercial law is the principle that agreements voluntarily entered into should ordinarily be honoured.

Section 37 of the Indian Contract Act requires parties to perform or offer to perform their respective promises unless performance is dispensed with or excused under the Contract Act or another applicable law.

This principle serves an important economic function. Commercial parties make decisions based upon contractual expectations. If contracts could easily be abandoned whenever circumstances become inconvenient, the reliability of commercial transactions would be seriously weakened.

Therefore, courts generally begin with a presumption in favour of performance rather than discharge.

The fact that a contract has become more expensive, less profitable or commercially unattractive does not, by itself, establish frustration.

What Is Frustration of Contract?

Section 56 deals with agreements to do an act that is impossible in itself and contracts that subsequently become impossible or unlawful because of an event beyond the promisor’s control.

The doctrine is concerned with a supervening event—something occurring after formation of the contract that fundamentally affects the contractual obligation.

In Satyabrata Ghose v. Mugneeram Bangur & Co., the Supreme Court explained that “impossibility” under Section 56 does not necessarily mean literal or physical impossibility. An obligation may be regarded as frustrated where the supervening event makes performance impracticable or radically different from the contractual undertaking.

However, the Court also made clear that the doctrine must be applied carefully.

The question is therefore not simply:

“Has something changed?”

It is:

“Has the change fundamentally destroyed the basis or legal possibility of the contractual performance?”

Regulatory Change as a Supervening Event

A change in law can take several forms.

It may involve:

• a new statute;
• an amendment to existing legislation;
• a government notification;
• withdrawal of a licence;
• introduction of regulatory restrictions;
• prohibition of a particular commercial activity;
• changes in import or export regulations;
• environmental restrictions;
• taxation measures; or
• a judicial interpretation that makes the contemplated performance unlawful.

The legal consequences depend upon the nature and effect of the change.

Suppose Company A agrees to supply a particular product to Company B. Before delivery becomes due, the government legally prohibits the manufacture and sale of that product. If continuing performance would directly violate the new law, the contract may be incapable of lawful performance.

The situation is fundamentally different if the new regulation merely increases compliance costs.

In the latter case, performance remains legally possible. The bargain may simply have become less attractive.

The Supreme Court’s Approach in Satyabrata Ghose

The landmark decision in Satyabrata Ghose remains central to understanding Section 56.

The Supreme Court rejected an excessively narrow interpretation of “impossibility.” It recognised that circumstances may arise in which performance remains physically possible, but the supervening event fundamentally alters the contractual obligation.

At the same time, frustration is determined by examining the real nature of the contractual obligation and the surrounding circumstances.

This prevents parties from treating every unexpected difficulty as frustration.

The doctrine therefore involves a qualitative inquiry into the effect of the supervening event rather than a simple calculation of whether performance has become more expensive.

Change in Law and Illegality

Where a subsequent legal change makes contractual performance unlawful, the case for frustration becomes considerably stronger.

For example, if a contract requires a party to undertake an activity that the government subsequently prohibits, continuing performance may no longer be legally permissible.

Section 56 expressly recognises the concept of subsequent unlawfulness.

However, even here, careful analysis is necessary. The legal prohibition must actually affect the contractual obligation. A regulation affecting one aspect of a transaction does not automatically invalidate the entire bargain.

Courts may therefore ask:

What exactly has become unlawful?

Does the prohibition prevent performance of the essential contractual obligation?

Could the contract lawfully be performed through another permissible method?

Was the relevant regulatory risk already contemplated by the parties?

These questions help distinguish genuine frustration from an attempt to avoid contractual responsibility.

Commercial Hardship Is Not Necessarily Frustration

One of the most important principles in Indian contract law is that mere commercial hardship does not ordinarily amount to frustration.

Imagine that a company enters into a five-year supply contract at a fixed price. Two years later, a new environmental regulation requires expensive modifications to its manufacturing process.

If the company can still legally manufacture and supply the goods, the contract has not necessarily become frustrated. The additional expense may represent a commercial risk rather than impossibility.

This principle protects contractual certainty.

Otherwise, every significant regulatory change affecting business costs could become a potential defence to contractual performance.

The Difference Between Impossibility and Increased Expense

The distinction can be illustrated simply.

Situation A — Legal prohibition

A government notification prohibits the activity that forms the essential subject matter of the contract.

Performance becomes unlawful.

Situation B — Increased regulatory cost

A new regulation requires additional testing, compliance systems, or licensing fees, but the activity remains lawful.

Performance becomes more expensive.

Situation C — Reduced profitability

A change in taxation or market regulation significantly reduces the expected profit from the transaction.

Performance remains possible and lawful.

The first situation may potentially attract Section 56. The second and third ordinarily require a stronger contractual or legal basis before non-performance can be justified.

Energy Watchdog v. CERC: A Major Commercial Law Principle

The Supreme Court’s decision in Energy Watchdog v. Central Electricity Regulatory Commission is particularly significant for commercial contracts.

The case concerned power purchase agreements and changes affecting the economics of performance. The Supreme Court emphasised that where a contract contains a force majeure clause, the matter may first have to be examined under the contractual terms rather than Section 56.

The Court also distinguished between genuine frustration and situations where performance merely becomes more expensive.

This principle is particularly relevant to modern commercial contracts because sophisticated parties frequently include detailed provisions dealing with regulatory change, taxation, government action, force majeure and changes in law.

The contract itself may therefore determine who bears the risk.

Force Majeure and Frustration Are Not the Same

The two concepts are often used interchangeably in commercial discussions, but they are legally distinct.

Frustration arises by operation of law under Section 56 where the requirements of the doctrine are satisfied.

Force majeure, on the other hand, generally depends upon the contractual provision agreed by the parties.

A force majeure clause may expressly identify events such as:

• changes in legislation;
• government restrictions;
• prohibition;
• regulatory action;
• war;
• natural disasters; or
• other specified events.

The wording of the clause becomes extremely important.

A contract might provide for suspension of obligations rather than termination. It may also require notice within a specified period or impose an obligation to mitigate the consequences.

Therefore, before relying on Section 56, a commercial party should carefully examine the contract’s own risk-allocation mechanism.

What If the Contract Contains a Change-in-Law Clause?

Modern commercial agreements frequently contain Change in Law provisions.

Such clauses may specify what happens if legislation or regulation changes after the agreement is signed.

For example, a contract might provide that if a new law increases the supplier’s regulatory costs beyond a specified threshold, the contract price will be adjusted.

Another agreement might permit renegotiation.

A third might allow termination after a prolonged regulatory prohibition.

In such circumstances, the parties have already allocated the regulatory risk contractually.

This can significantly reduce the need to invoke the general doctrine of frustration.

The underlying principle is straightforward:

Where parties have expressly agreed who bears a particular risk, courts ordinarily examine that allocation before resorting to general doctrines of discharge.

Regulatory Frustration in Infrastructure and Energy Contracts

Infrastructure projects demonstrate the problem particularly clearly.

A project may take years to complete. During that period, governments may introduce new environmental standards, land-use restrictions, licensing requirements or safety regulations.

The question then becomes whether the resulting burden is:

• an ordinary regulatory risk;
• a contractual change-in-law event;
• a force majeure event; or
• an event that fundamentally frustrates performance.

Large infrastructure contracts therefore frequently contain detailed mechanisms for dealing with regulatory changes.

These may include price adjustments, extensions of time, renegotiation mechanisms, suspension rights and termination provisions.

Such contractual planning can reduce disputes by determining the consequences of regulatory uncertainty in advance.

The Importance of Foreseeability

Foreseeability is relevant, but it should not be treated as the sole test for frustration.

A sophisticated commercial party may reasonably anticipate that laws and regulations can change. If the contract allocates that risk expressly, the relevant contractual provision may govern.

However, an unforeseen legal prohibition that destroys the possibility of lawful performance presents a different situation.

The more fundamental question remains whether the supervening event has radically altered the contractual obligation.

Can a Party Claim Frustration Simply Because a New Law Reduces Profit?

Ordinarily, no.

Commercial contracts necessarily involve risks relating to:

• inflation;
• taxation;
• regulatory compliance;
• currency movements;
• supply costs;
• market demand; and
• changes in profitability.

Parties commonly accept these risks when fixing contractual prices and obligations.

A subsequent reduction in profitability therefore does not automatically transform a binding contract into a frustrated one.

This approach reflects the broader principle that courts should not rewrite commercial bargains merely because subsequent events have made them less advantageous to one party.

Judicial Restraint and Commercial Certainty

Judicial restraint is particularly important in commercial disputes.

If courts readily permit parties to escape contractual commitments whenever external circumstances become difficult, businesses may find it harder to predict the value and enforceability of agreements.

On the other hand, rigid enforcement in circumstances where performance has genuinely become unlawful could produce equally problematic results.

The legal system therefore attempts to maintain a balance:

Contracts should remain binding, but the law should recognise exceptional circumstances in which the foundation of performance has genuinely disappeared.

Who Should Bear the Risk of Regulatory Change?

There is no universal answer.

The answer may depend upon:

• the wording of the contract;
• the nature of the industry;
• the specific regulatory change;
• the timing of the change;
• whether performance has become unlawful;
• whether alternative performance remains possible;
• the parties’ allocation of risk;
• whether the event was contemplated by the agreement; and
• the practical effect of the regulatory intervention.

This is why carefully drafted commercial contracts are so important.

Risk allocation should not be left entirely to litigation after the regulatory event has occurred.

Recommendations and Suggestions

Draft detailed Change in Law clauses

Commercial agreements should clearly define what constitutes a change in law and distinguish between laws that increase costs and laws that make performance impossible.

Define the consequences of regulatory change.

Contracts should specify whether the consequence will be price adjustment, renegotiation, suspension, extension of time, or termination.

Clearly allocate regulatory risk.

Parties should expressly identify which party bears ordinary compliance costs and which extraordinary regulatory events trigger contractual relief.

Maintain regulatory monitoring

Businesses operating in highly regulated sectors should continuously monitor legislative and regulatory developments instead of treating compliance as a purely post-contractual concern.

Preserve evidence of compliance.

Where a party intends to rely upon frustration or force majeure, contemporaneous evidence demonstrating the actual impact of the regulatory change can become important.

Avoid relying on frustration as a first response.

Before asserting frustration, parties should examine the contract, force majeure provisions, change-in-law clauses and applicable statutory provisions. Negotiation or contractual adjustment may sometimes provide a more predictable solution than immediate termination.

Conclusion

A change in law does not automatically provide a legal justification for breaking an existing commercial bargain.

The decisive question is generally not whether the regulatory environment has changed, but whether the change has made contractual performance unlawful, impossible or fundamentally different from the obligation originally undertaken.

Indian contract law attempts to preserve the sanctity of commercial bargains while recognising genuine supervening events. Section 56 provides the statutory foundation for frustration, while contractual force majeure and change-in-law clauses allow sophisticated parties to allocate regulatory risks themselves.

The central lesson is therefore one of risk allocation and contractual certainty. Businesses cannot assume that every adverse regulatory development will release them from their obligations. At the same time, parties should not be expected to perform obligations that the law has subsequently made genuinely impossible or unlawful.

In an increasingly regulated economy, the better approach is to anticipate regulatory change at the drafting stage. A well-designed commercial agreement should answer the question before the dispute arises: Who bears the risk when the law changes?

Ultimately, the strength of commercial law lies not in guaranteeing that circumstances will never change, but in ensuring that when circumstances do change, the consequences for contractual obligations can be determined through clear legal principles and carefully allocated contractual risks.

References

1. The Indian Contract Act, 1872 — Sections 32, 37, 56 and 65.
2. Satyabrata Ghose v. Mugneeram Bangur & Co., AIR 1954 SC 44.
3. Energy Watchdog v. Central Electricity Regulatory Commission, (2017) 14 SCC 80.
4. Alopi Parshad & Sons Ltd. v. Union of India, AIR 1960 SC 588.
5. Naihati Jute Mills Ltd. v. Khyaliram Jagannath, AIR 1968 SC 522.
6. Dhanrajamal Gobindram v. Shamji Kalidas & Co., (1961) 3 SCR 1020.
7. Taylor v. Caldwell, (1863) 3 B & S 826.
8. Davis Contractors Ltd. v. Fareham Urban District Council, [1956] AC 696.
9. National Agricultural Cooperative Marketing Federation of India v. Alimenta S.A., (2020) 4 SCC 237.
10. Law Commission of India, materials concerning contractual obligations and the doctrine of frustration.