Assignment of rights and delegation of duties

Assignment of rights and delegation of duties

Published September 28, 2026

Assignment of rights and delegation of duties

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The Transfer Gate: Separate the Right From the Performance

An assignment transfers a contractual right, while a delegation transfers the performance of a contractual duty; each transfer is limited by the nature of the obligation and the parties’ agreement. The first question is therefore not “Was the contract transferred?” but “What interest moved?” A right to payment, delivery, or damages is analyzed as an assignment. A promise to manufacture, deliver, pay, or provide services is analyzed as a delegation. A transaction may contain both.

Under common law, a right is generally assignable if the assignment manifests present intent to transfer an identifiable right. No particular words are necessary, and consideration is not generally required. The assignment can generally be oral unless applicable law requires a writing for the assignment itself or the parties’ agreement requires one. An assignment of a future right can work if the right is sufficiently identifiable, but an expectancy that is too indefinite cannot be transferred as though it were an existing claim.

The right cannot be assigned if doing so would materially increase the obligor’s burden or risk, materially impair the obligor’s chance of receiving the expected return performance, or transform an obligation that depends on personal trust, skill, judgment, or confidence. A right closely tied to a personal relationship is the near miss: the right to receive money may be assignable even when the duty to provide personal services is not. Public-policy limits may also matter, but do not assume that every contractual claim is nonassignable merely because litigation would follow the assignment.

A delegation requires an indication that another person will perform the delegator’s duty. The obligee’s consent is not ordinarily necessary. But delegation is ineffective or prohibited when the contract bars it, when the obligee has a substantial interest in the original promisor’s performance, or when substitution would materially change the expected performance. A contractor may often delegate routine work; a client who hired a particular artist, surgeon, lawyer, or consultant has a stronger argument that personal performance matters.

Delegation does not itself discharge the original obligor. If the delegate performs, the original duty is satisfied; if the delegate fails, the obligee ordinarily may pursue the original obligor for breach. Release requires a novation: an agreement among the original obligor, the substitute, and the obligee that the substitute replaces the original obligor and the original obligor is discharged.

Use the following sequence when the facts say “assign,” “transfer,” “sell,” “factor,” “direct payment,” “delegate,” “subcontract,” “substitute,” or “perform through another.” The same issue is live when an assignee sues, an obligor pays the assignor after receiving notice, an assignor attempts to revoke a gift, or an obligee rejects a substitute performer.

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This topic is not starred: legal resources may be supplied when it is tested, and where they are not, you need only demonstrate recognition that the topic is at issue. You are not required to hold this topic cold because resources may be supplied; the floor you must still hold is the vocabulary, the right-versus-duty classification, the order of the analysis, and the consequences of assignment, delegation, notice, and novation.

The Floor: Recognize the Trigger and Reach the Rule

The floor is a usable structure, not a catalogue of exact wording. Hold these questions in order:

  1. What moved? Identify a right, a duty, or both.

  2. What law governs? Article 2 governs a contract predominantly for the sale of goods. Common law governs services, real estate, employment, and other non-goods contracts. For a hybrid transaction, identify the predominant subject or use the supplied rule.

  3. Is the right or duty transferable in this setting? Check personal performance, material change in burden or risk, and any contractual restriction.

  4. Was the transfer effective? For an assignment, look for present intent and an identifiable right. For a delegation, look for a proposed substitute performer and ask whether the obligee has a substantial interest in the original promisor.

  5. Who remains liable? Assignment ordinarily changes who may enforce the right; delegation ordinarily changes who will perform. Neither ordinarily releases the transferor.

  6. What defenses and payment rules apply? The assignee takes the right subject to contract-based defenses and qualifying claims against the assignor. Notice determines whether payment to the assignor still protects the obligor.

  7. Was the assignment prohibited or revocable? Read the exact anti-assignment language, then ask whether a gratuitous assignment was revoked before it became protected by consideration, reliance, performance, or sufficient formality.

The vocabulary itself is part of the floor: assignor transfers a right; assignee receives it; obligor owes the assigned right; delegator transfers performance; delegate is the proposed performer; obligee is entitled to performance; and novation is the three-party release. The sibling chapter owns the separate question whether a nonparty is an intended or incidental beneficiary.

What you do not have to hold without a supplied resource is the exact wording of every exception, the precise statutory subsection, or every formal circumstance that can make a gratuitous assignment irrevocable. Those are the contents a supplied provision can provide. What must be available quickly is recognition that a payment right, substitute performer, “no assignment” clause, attempted revocation, notice, or assignee’s lawsuit has activated this analysis.

The Enforcement Lock: Defenses, Clauses, Revocation, and Article 2

An assignee generally enforces the assigned right against the obligor, but the assignment does not improve the right. The obligor may assert defenses that could have been asserted against the assignor, such as failure of consideration, fraud, duress, a condition that was not satisfied, or the assignor’s prior breach. Claims and setoffs connected to the transaction may also follow the right under the applicable assignment rules. The assignee cannot obtain better contract rights merely by being a new claimant.

Notice is a separate question from validity. An assignment may be effective before the obligor learns of it. Until receiving reliable notice, an obligor who pays the assignor in the ordinary way is generally protected. After notice, payment to the assignor ordinarily does not discharge the obligation, so the obligor should pay the assignee or seek clarification. Notice does not by itself supply consideration, cure an invalid assignment, or release the assignor.

At common law, read an anti-assignment clause precisely. A promise that a party “will not assign” commonly makes an unauthorized transfer a breach without automatically making the transfer void. Language that the assignment is “void,” “invalid,” or ineffective more directly prevents the assignment from operating. A clause aimed at “rights to payment” is narrower than a clause barring assignment of “the contract” or prohibiting transfer of both rights and performance. A broad clause may also bar delegation, but do not treat every reference to assignment as automatically releasing the original obligor.

A gratuitous assignment is different from a paid assignment. A gift assignment does not fail merely because the assignee gave no consideration, but it is generally revocable until the assignment is protected by circumstances such as reliance, performance by the obligor, or sufficient written-and-delivered formality under the applicable law. Revocation may be shown by direct notice, a later inconsistent assignment, or conduct inconsistent with the gift. Once the assignee has materially changed position in reliance, or the assignment has become irrevocable through consideration or another recognized protection, a later change of mind is not enough. Notice to the obligor can matter because the obligor’s payment or reliance may make revocation unfair, but notice alone is not a substitute for every requirement.

The common-law and Article 2 comparisons are easiest when the same questions are placed beside one another:

QuestionCommon lawUCC Article 2
Assignment of a rightGenerally allowed unless personal, materially burdensome, prohibited, or otherwise restrictedGenerally allows assignment of rights, subject to the special consent rule for certain rights to damages or rights arising from complete performance
Delegation of a dutyAllowed unless personal performance, material change, substantial interest, or agreement prevents itAllowed unless otherwise agreed or the other party has a substantial interest in original performance
“No assignment” languageExact wording controls whether the result is breach, invalidity, delegation restriction, or more than oneA prohibition against assignment of “the contract” is construed as barring delegation to the assignee unless circumstances indicate otherwise
Continuing liabilityAssignment or delegation alone does not discharge the transferor; novation is required for releaseDelegation does not relieve the delegating party of duty or liability for breach

Under Article 2, distinguish the ordinary transfer of a right from the special rights that require the other party’s consent. The provision is especially important when a party assigns a right to damages for breach of the whole contract or a right arising from the assignor’s complete performance. Also distinguish assignment from delegation: Article 2 generally permits performance through a delegate, but an agreement can change that default, and a substantial interest in the original promisor can block substitution.

Article 2 also supplies a useful interpretation rule. Unless the circumstances indicate otherwise, a prohibition against assigning “the contract” is construed as barring delegation of the assignor’s performance to the assignee. Conversely, an assignment of “the contract” or “all my rights under the contract” is an assignment of rights and, unless language or circumstances indicate otherwise, also a delegation of the assignor’s duties. The phrase may therefore do two jobs, but the consequences remain separate: the right may move, the duty may be delegated, and the original party may remain liable.

The recurring errors are concrete:

  • Treating an assignment of the right to payment as a delegation of the duty to perform ignores that a right and a duty are different interests.

  • Treating a delegate’s failure to perform as automatically releasing the original promisor ignores the absence of a novation.

  • Treating notice to the obligor as what creates the assignment confuses validity with the rule governing payment after notice.

  • Treating every “no assignment” clause as voiding the transfer overlooks the difference between a promise against assignment and language making assignment invalid.

  • Treating a gratuitous assignment as permanently irrevocable when the assignee has neither relied nor received performance misses the revocation issue.

For the following item, locate operative language before reading the answer choices. “Unless” introduces a default and its exception; “except” narrows the default; “only with consent” identifies a required condition; and “does not relieve” answers the liability question. Then map each fact to those phrases rather than importing a common-law rule into an Article 2 problem.

A party may perform his duties through a delegate unless otherwise agreed or unless the other party has a substantial interest in having his original promisor perform those duties. No delegation of performance relieves the delegating party of any duty or liability for breach.

Unless otherwise agreed, all rights of either seller or buyer can be assigned except that an assignment of a right to damages for breach of the whole contract or an assignment of a right arising out of the assignor’s due performance of his entire obligation can be made only with the consent of the other party.

Unless the circumstances indicate the contrary, a prohibition against assignment of “the contract” is to be construed as barring the delegation to the assignee of the assignor’s performance.

An assignment of “the contract” or of “all my rights under the contract” is an assignment of rights and, unless the language or the circumstances indicate the contrary, a delegation of performance of the duties of the assignor.

A restaurant bought 1,000 standard ceramic mugs from a manufacturer under a contract providing, “Buyer may not assign this contract.” Before delivery, the restaurant assigned “all rights under the contract” to a financially sound distributor and directed the distributor to pay the remaining price. The manufacturer had no personal or commercial interest in having the restaurant itself perform, but refused to deliver solely because of the assignment. The assigned rights were not rights to damages for breach of the whole contract and did not arise from the restaurant’s complete performance.

Practice

Which TWO statements are most defensible under the supplied provision?

(A) The restaurant’s assignment of its right to receive the mugs is effective because the prohibition against assignment of “the contract” is construed as barring delegation, while the general assignment rule permits ordinary rights to be assigned.(B) The restaurant’s delegation of its duty to pay is barred by the contract, but the restaurant remains liable because delegation does not relieve the delegating party of liability.(C) The manufacturer may treat the assignment of the restaurant’s rights as ineffective because any prohibition against assignment of “the contract” necessarily bars assignment of rights.(D) The distributor becomes the sole party liable for payment because an assignment of “all rights under the contract” automatically discharges the restaurant.(E) The manufacturer must accept the distributor as a substitute performer because it has no substantial interest in the restaurant’s performance.(F) The distributor cannot enforce the right to receive the mugs unless the manufacturer consents to the assignment.
Your answers

What the Fact Pattern Tests: Three Fast Applications

Practice

A consultant agreed to prepare a market report for a company and to receive $8,000 on completion. The consultant assigned the right to receive the $8,000 to a bank, but did not delegate the duty to prepare the report. Which statement is most accurate?

Lena orally told her brother, “I assign you my right to receive $2,000 from Omar next month.” Her brother gave nothing in exchange and did not rely on the promise. Before Omar paid anyone, Lena notified Omar that she revoked the gift and assigned the payment right to a bank for value. Which statement is most accurate?

A buyer purchased ordinary office chairs from a seller under a contract stating, “Buyer may not assign this contract.” The buyer assigned all rights to a distributor and delegated payment to it; the distributor was ready and financially sound. The seller had no substantial interest in the buyer’s personal performance. Under Article 2, which statement is most accurate?

High-Yield Points - ⚡ Biggest Takeaways

Classify the transfer as a right, a duty, or both before applying any assignment rule. Notice controls safe payment, not whether the assignment was initially created. An assignment or delegation does not release the original party without a novation. Under Article 2, read “the contract” language separately for rights assignment and duty delegation.

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Practice Questions: Assignment of rights and delegation of duties

  1. 1. Using only the supplied file and legal resources, prepare an advisory email assessing LensWorks Studio's rights against Harbor Venue under the event-services agreement. Analyze intended-beneficiary status, vesting, the attempted modification, Harbor's defenses, and LensWorks's likely damages. Recommend a settlement position that accounts for mitigation and the client's business objective.

    • 2.

      • 3. Using only the supplied client file and legal resources, draft a persuasive but settlement-oriented letter to Precision Parts' counsel responding to its repudiation of the supply contract. The letter should state GreenLine's legal position, calculate supportable damages using the supplied figures, address Precision's limitation-of-liability argument and GreenLine's mitigation conduct, and propose a commercially reasonable resolution that preserves GreenLine's rights. Do not threaten unrelated claims or rely on outside law.

        • 4.

          • 5.

            • 6.

              • 7. A developer contracted with a paving company to resurface a shopping center parking lot by October 1 for $240,000. On September 1, the paving company unequivocally emailed that it would not perform because it had accepted a more profitable project. The developer immediately obtained a reasonable substitute contract for $275,000, with work scheduled for October 1. On September 5, before the developer informed the paving company of the substitute contract, the paving company retracted its repudiation and offered adequate assurances of timely performance. The original contract contained no provision addressing repudiation. The developer wants to proceed with the substitute and recover the $35,000 difference. Which of the following is the most appropriate advice?

                • A. The developer may proceed with the substitute because entering that contract materially changed its position before the attempted retraction.
                • B. The developer must accept the retraction because the paving company's performance was not due when it withdrew the repudiation.
                • C. The developer may recover the substitute price only if it first gives the paving company an additional opportunity to perform.
                • D. The developer cannot recover because a services contract may be repudiated only through conduct rather than an unequivocal written statement.
                Show answer

                Answer: A. The developer may proceed with the substitute because entering that contract materially changed its position before the attempted retraction.

                The developer may proceed with the substitute because entering that contract materially changed its position before the attempted retraction. - The paving company’s unequivocal September 1 refusal was an anticipatory repudiation, and the developer materially changed its position by entering a reasonable substitute contract before the September 5 retraction. - The developer may proceed with the substitute and seek the $35,000 difference between its $275,000 price and the original $240,000 price. The developer must accept the retraction because the paving company's performance was not due when it withdrew the repudiation. - A repudiating party may retract before performance is due only if the other party has not materially changed position in reliance on the repudiation. - The developer had already entered the substitute contract before the September 5 retraction, so the October 1 performance date does not require acceptance. The developer may recover the substitute price only if it first gives the paving company an additional opportunity to perform. - After the developer materially relied on the repudiation, it did not have to give the paving company another chance to perform. - The claimed loss is the $35,000 difference, not the full $275,000 substitute price. The developer cannot recover because a services contract may be repudiated only through conduct rather than an unequivocal written statement. - An unequivocal written refusal can constitute anticipatory repudiation of a services contract. - The paving company’s email expressly said it would not perform because it had accepted a more profitable project.

              • 8. A builder agreed to renovate an office for $180,000, with completion due September 1 and payment due upon completion. The contract required the owner to obtain a building-access permit by June 1. The owner timely obtained the permit, and the builder began work. On July 10, when the renovation was 40% complete, the owner told the builder, "My financing has failed. I will not pay you anything, even if you finish." The builder reasonably estimated that completing the project would cost an additional $70,000. The owner did not retract the statement, and nothing suggested that the owner was temporarily negotiating payment terms. The builder asks whether it must continue spending money before bringing a contract claim. Which of the following is the most appropriate advice?

                • A. Continue performance because the owner's statement does not affect the builder's remaining obligations until the payment date arrives.
                • B. Stop work and obtain restitution because any statement questioning future payment immediately discharges both parties' contractual duties.
                • C. Demand adequate assurance and suspend indefinitely because common law automatically supplies the same assurance procedure used for sales of goods.
                • D. Treat the definite refusal as a repudiation and seek damages, subject to avoiding losses that reasonable mitigation could prevent.
                Show answer

                Answer: D. Treat the definite refusal as a repudiation and seek damages, subject to avoiding losses that reasonable mitigation could prevent.

                Treat the definite refusal as a repudiation and seek damages, subject to avoiding losses that reasonable mitigation could prevent. - The owner’s July 10 statement that it would pay nothing even if the builder finished unequivocally repudiated its future payment obligation, so the builder need not spend the estimated $70,000 to complete the work before bringing a claim. - The builder may seek contract damages, but cannot recover losses it could reasonably avoid after the repudiation. Continue performance because the owner's statement does not affect the builder's remaining obligations until the payment date arrives. - Anticipatory repudiation permits a claim before payment becomes due when a party unequivocally refuses to perform a future obligation. - The owner’s refusal was definite and unretracted, not merely a concern about financing or a request to renegotiate. Stop work and obtain restitution because any statement questioning future payment immediately discharges both parties' contractual duties. - The owner did more than question future payment: it expressly said it would pay nothing even if the renovation was completed. - Repudiation permits the builder to stop work and seek contract damages; it does not limit the builder to restitution or automatically discharge every contractual duty. Demand adequate assurance and suspend indefinitely because common law automatically supplies the same assurance procedure used for sales of goods. - This office-renovation agreement is a services contract, so the sales-of-goods assurance procedure does not automatically govern it. - In any event, the owner’s unequivocal refusal supports treating the statement as a repudiation rather than suspending work indefinitely while awaiting assurance.

              Flashcards: Assignment of rights and delegation of duties

              1. 1. What is the fundamental distinction between an assignment and a delegation in contract law?

                Show answer

                An assignment transfers a contractual right (e.g., right to payment), while a delegation transfers the performance of a contractual duty (e.g., duty to provide services). The initial analytical step is to determine whether a right or a duty is being transferred.

              2. 2. In a contract involving an intended beneficiary, an assignment of rights, and a delegation of duties followed by a novation, what is the effect on the original parties' liabilities and the beneficiary's rights?

                Show answer

                Assuming a valid novation with the required parties’ consent, the new obligor replaces the original obligor and the original obligor is released; mere delegation alone would not release the original obligor. If the intended beneficiary’s rights had already vested, they generally cannot be impaired by a later novation without the beneficiary’s consent, subject to the contract and governing law. The assignment transfers the assigned right to the assignee; after notice, the assignee may enforce it against the obligor, subject to applicable defenses.

              3. 3. Under UCC § 2-318 (Alternative A), which non-buyer persons may invoke a seller’s warranty for personal injury, and under what conditions?

                Show answer

                The warranty extends to a natural person who is in the buyer’s family or household, or who is a guest in the buyer’s home, if it is reasonable to expect that person may use, consume, or be affected by the goods and the person is injured in person by breach of the warranty. This is a special statutory extension—not a general rule for all third-party beneficiary claims.

              4. 4. What defenses may a promisor assert against an intended third-party beneficiary?

                Show answer

                The promisor may assert defenses based on the contract with the promisee, such as failure of consideration, illegality, or the promisee’s breach. The promisor generally may not assert unrelated personal defenses against the beneficiary.

              5. 5. When do an intended beneficiary’s rights vest under the majority (Restatement) rule?

                Show answer

                Rights vest when the beneficiary manifests assent, materially relies on the promise, or brings suit to enforce it. Before vesting, the original parties generally may modify or rescind the agreement unless the contract provides otherwise.

              6. 6. Which assignments of rights are generally ineffective under the majority rule?

                Show answer

                An assignment is generally ineffective if it materially increases the obligor’s burden or risk, materially changes the obligor’s duties, or is prohibited by law or an applicable contract term. An assignment of a future right is generally permitted if the right is sufficiently identifiable.

              7. 7. What is the difference between a creditor beneficiary and a donee beneficiary?

                Show answer

                A creditor beneficiary is intended to receive performance satisfying the promisee’s duty to the beneficiary, while a donee beneficiary is intended to receive a gift. Both are intended beneficiaries and may enforce the promise once their rights vest.

              8. 8. What is an assignment of contract rights?

                Show answer

                An assignment is a transfer of the assignor’s contractual right to receive performance to an assignee. The assignment generally transfers the right immediately, and the assignee may enforce it against the obligor.

              9. 9. Who qualifies as an intended third-party beneficiary under the majority (Restatement) rule?

                Show answer

                A third party is intended if the contracting parties intended to give that person a right to performance, shown by the contract and surrounding circumstances. A beneficiary merely receiving an incidental benefit has no enforcement rights.

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