Contract law runs on a simple idea: an offer is not a gift to the world unless the offeror says so. Someone makes a proposal, and only the right person can turn that proposal into a binding promise by accepting it. Get the “who” wrong, and there is no contract at all, no matter how genuine everyone’s intentions were. This single rule trips up more business law students than almost any other concept in the Offer and Acceptance unit, mostly because two very old English cases keep showing up in every exam paper. Let’s unpack who can actually accept an offer, why it matters, and how courts have drawn the line between offers meant for one person and offers meant for everyone.
Table of Contents
- Acceptance is not just agreement, it is a legal act
- Specific offers: only the named person can accept
- The classic illustration: Boulton v. Jones
- General offers: anyone who fulfils the conditions can accept
- The case that defined it: Carlill v. Carbolic Smoke Ball Co.
- A quick comparison
- Why knowledge of the offer also matters
- Why this rule matters beyond the exam hall
- Bringing it together
Acceptance is not just agreement, it is a legal act
Under the Indian Contract Act, 1872, an offer becomes a promise the moment the person to whom it is made signifies their assent. That phrase, “the person to whom it is made,” is doing a lot of work. It means acceptance is not a general nod of approval from anyone who happens to like the terms. It is a specific legal act that only the intended recipient of the offer can perform.
This is why identity matters so much in contract formation. If A offers to sell a car to B, C cannot walk up and “accept” on B’s behalf simply because C thinks it is a good deal. C has no standing in that transaction unless A has authorised it. The law protects the offeror’s freedom to choose who they want to deal with, and that freedom would mean nothing if strangers could hijack offers meant for someone else.
Specific offers: only the named person can accept
A specific offer is addressed to a particular individual or a defined group. Naturally, only that individual or group has the power to accept it. Anyone outside that circle who tries to accept gets nothing, because there was never an offer directed at them in the first place.
The classic illustration: Boulton v. Jones
This principle is best remembered through the 1857 English case of Boulton v. Jones. Jones regularly bought goods from a shopkeeper named Brocklehurst, and the two had a running account together, which meant Jones owed Brocklehurst money and could adjust future bills against that balance. One day, Jones sent a written order for goods, addressed to Brocklehurst’s shop, without knowing that Brocklehurst had just sold the business to Boulton.
Boulton, now the owner, decided to fulfil the order without telling Jones about the change in ownership. Jones used the goods believing he was still dealing with Brocklehurst. When Boulton’s invoice arrived, Jones refused to pay, arguing he had never intended to contract with Boulton at all.
The court agreed with Jones. Since the offer was addressed specifically to Brocklehurst, only Brocklehurst had the right to accept it. Boulton, despite fulfilling the order in good faith, could not step into Brocklehurst’s shoes and claim payment, because the identity of the party mattered to Jones. He had a set-off arrangement with Brocklehurst that he wanted to use, and he would not have placed the order at all had he known Boulton was now running the shop.
The takeaway is straightforward: when an offer names or clearly points to a specific person, no one else can accept it on that person’s behalf, even if they perform the exact same obligations. Identity is not a technicality here; it can be the entire reason someone chose to contract in the first place.
General offers: anyone who fulfils the conditions can accept
Not every offer is aimed at one person. A general offer is made to the public at large, or to an undefined class of people, and it can be accepted by anyone who fulfils its stated conditions. The offeror does not know in advance who will accept, and that is exactly the point.
The case that defined it: Carlill v. Carbolic Smoke Ball Co.
The 1893 English case of Carlill v. Carbolic Smoke Ball Co. remains one of the most cited judgments in contract law, and for good reason. The company sold a product called the carbolic smoke ball, claiming it prevented influenza. To back up the claim, the company advertised that it would pay £100 to anyone who used the ball as directed and still caught the flu, and even stated that it had deposited £1,000 with a bank to show it was serious about the promise.
Mrs Carlill bought the smoke ball, used it exactly as instructed, and still fell ill. When she claimed the reward, the company refused, arguing that an advertisement could not possibly be a real offer to the entire world, and that she had never formally communicated her acceptance to them.
The Court of Appeal disagreed on both counts. It held that the advertisement was indeed a valid offer, made to anyone who chose to perform its conditions. Mrs Carlill did not need to write back announcing her acceptance; simply buying the product and using it as instructed was enough. Her conduct itself amounted to acceptance, and her illness after proper use meant the company was bound to pay. Courts in India regularly rely on this reasoning when interpreting Sections 2(a) and 2(b) of the Indian Contract Act, which define proposals and acceptance in almost identical terms.
This is what makes general offers different from specific ones. There is no single named acceptor. Instead, the offer stays open to the world until someone comes forward and does what it asks. That act of performance, not a formal reply, is the acceptance.
A quick comparison
| Aspect | Specific offer | General offer |
|---|---|---|
| Who it is made to | One person or a defined group | The public at large, or an undefined class |
| Who can accept | Only the named person or group | Anyone who fulfils the stated conditions |
| How acceptance happens | Usually requires communication back to the offeror | Performance of the condition is often enough |
| Leading case | Boulton v. Jones | Carlill v. Carbolic Smoke Ball Co. |
Why knowledge of the offer also matters
There is a related wrinkle that Business Law students often miss: even for a general offer, a person can only accept it if they know it exists. You cannot accidentally accept something you have never heard of. This is where the Indian case of Lalman Shukla v. Gauri Dutt becomes relevant.
In that case, a servant was sent to search for his employer’s missing nephew. Without telling the servant, the employer separately announced a reward for anyone who found the boy. The servant found the child, but only learned about the reward afterwards. When he later sued for the money, the Allahabad High Court rejected his claim. Since he had no knowledge of the offer at the time he acted, he could not be said to have accepted it. His search was carried out purely as part of his job, not in response to any promise he was aware of. As one legal analysis of the case notes, acceptance requires that the offeree have knowledge of the offer before performing the condition, otherwise there is no meeting of minds.
Read together with Carlill, the rule becomes clearer. A general offer can be accepted by anyone in the eligible class, but only if that person acts with awareness of the offer. Performing the exact same act in ignorance of the offer does not count, because acceptance is meant to be a response to the offer, not a coincidence.
Why this rule matters beyond the exam hall
These principles are not just historical curiosities. They shape everyday commercial situations. A tender floated by a government department addressed to registered vendors is a specific offer; an unregistered contractor cannot simply show up and accept it. A cashback promotion advertised by an e-commerce platform to all app users, on the other hand, is a general offer, and any customer who meets the stated conditions, such as making a purchase above a certain amount, can accept it by completing that purchase.
Referral programmes work the same way. When a company promises a reward to “any user who refers a friend who signs up,” it has made a general offer. Anyone who fulfils that condition, and who was aware of the scheme before acting, is entitled to accept and claim the reward. Businesses that draft loosely worded advertisements sometimes discover, the hard way, that they have made a binding general offer to lakhs of potential customers rather than a harmless marketing statement.
Understanding who can accept an offer also protects businesses from unwanted liability. A company that receives an order clearly addressed to a specific department or individual is not automatically bound if a different branch tries to fulfil it under different terms. Correctly identifying the offeree, and confirming that the person accepting is indeed that offeree, is a basic safeguard in commercial dealings, from vendor contracts to online consumer promotions.
Bringing it together
The rule on who can accept an offer sounds almost obvious once it is spelled out, yet it has generated some of the most enduring case law in contract history. A specific offer belongs to the person it names, and no one else can step into that role, as Boulton v. Jones shows. A general offer belongs to whoever fulfils its conditions with knowledge of its existence, as Carlill and Lalman Shukla together demonstrate. Both threads trace back to the same idea: acceptance is not just about doing what an offer asks, it is about doing so as the person the offer was actually meant for, and knowingly responding to it.
What do you think? If a company runs a reward scheme on social media without specifying who exactly qualifies, should every follower who later claims not to have seen the post still be excluded from accepting it? And where do you think the line should sit between a genuine general offer and mere advertising puffery that was never meant to bind anyone?
References
- https://blog.ipleaders.in/case-analysis-carlill-v-carbolic-smoke-ball-co/
- https://www.lawteacher.net/free-law-essays/contract-law/who-was-in-breach-of-the-contract-contract-law-essay.php
- https://en.wikipedia.org/wiki/Carlill_v_Carbolic_Smoke_Ball_Co
- https://www.drishtijudiciary.com/indian-contract-act/carlill-v-carbolic-smoke-ball-co-1891-4-aii-er-127
- https://www.drishtijudiciary.com/indian-contract-act/lalman-shukla-v-gauri-dutt-1913-xl-aljr-489-ail
- https://lawarticle.in/lalman-shukla-v-gauri-dutt-1913/
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