Quantum meruit

Topics: Contract law, Contract, Common law / Pages: 5 (1015 words) / Published: Dec 4th, 2013
Quantum meruit is a Latin phrase meaning "what one has earned". In the context of contract law, it means something along the lines of "reasonable value of services".
In the United States, the elements of quantum meruit are determined by state common law. For example, to state a claim for unjust enrichment in New York, a plaintiff must allege that (1) defendant was enriched; (2) the enrichment was at plaintiff's expense; and (3) the circumstances were such that equity and good conscience require defendants to make restitution.

Contract law
Part of the common law series
Contract formation
Offer and acceptance Posting rule Mirror image rule Invitation to treat Firm offer Consideration Implication-in-fact
Defenses against formation
Lack of capacity Duress Undue influence Illusory promise Statute of frauds Non est factum
Contract interpretation
Parol evidence rule Contract of adhesion Integration clause Contra proferentem
Title-transfer theory of contract
Excuses for non-performance
Mistake Misrepresentation Frustration of purpose Impossibility Impracticability Illegality Unclean hands Unconscionability Accord and satisfaction
Rights of third parties
Privity of contract Assignment Delegation Novation Third-party beneficiary
Breach of contract
Anticipatory repudiation Cover Exclusion clause Efficient breach Deviation Fundamental breach
Specific performance Liquidated damages Penal damages Rescission
Quasi-contractual obligations
Promissory estoppel Quantum meruit
Related areas of law
Conflict of laws Commercial law
Other common law areas
Tort law Property law Wills, trusts, and estates Criminal law Evidence v t e
Quantum meruit is the measure of damages where an express contract is mutually modified by the implied agreement of the parties, or not completed. While there is often confusion between the concept of quantum meruit and that of "unjust enrichment" of one party at the expense of another, the two concepts are

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