OBLIGATION

6 definitions found across Law Mind sources

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OBLIGATIONAuthored
The Law Mind • 1550 words
Definition
A legal or moral duty binding one person to do, or refrain from doing, something in relation to another. In law, obligation describes the entire relationship between a party who owes a duty (the obligor) and a party entitled to enforce it (the obligee). The term operates at several levels of generality: 1. The duty itself — the specific act or forbearance owed. 2. The legal bond — the enforceable relationship that connects obligor to obligee, encompassing both the right of one party and the corresponding duty of the other. 3. The instrument — a written document, often a bond or sealed agreement, by which a party formally binds themselves to perform. In its most precise civil-law sense, obligation refers to the totality of the debtor-creditor relationship, active and passive, not merely the duty side of it. In common law usage, the word is frequently applied more loosely to any binding duty, whether arising from contract, tort, statute, or equitable principle. ---
Common Language
Modern common usage (Wiktionary): The act of binding oneself by a social, legal, or moral tie; a requirement, duty, contract, or promise that compels a particular course of action or forbearance. Historical common usage (Webster's 1913): "The binding power of a promise, contract, oath, or vow, or of law; that which constitutes legal or moral duty." Also: any act by which a person becomes bound to do something to or for another, or to forbear something. The common meaning and the legal meaning overlap substantially — but the gap matters at the margins. In ordinary speech, obligation is often used to describe any felt duty, including social or moral ones with no legal force. In legal usage, the critical question is always whether the obligation is perfect (enforceable by law) or imperfect (moral only). A researcher encountering "obligation" in a historical source must determine which category the author intended, because imperfect obligations generate no legal remedy despite carrying the same label. ---
Common Confusion
OBLIGATION vs. LIABILITY: Obligation describes the duty or bond owed; liability describes the legal consequence of breaching or failing to satisfy that obligation. A party may be under an obligation without yet being in a state of liability. Conversely, liability can arise without a pre-existing obligation in the traditional sense (as in strict tort liability). OBLIGATION vs. DUTY: In general usage the terms are interchangeable, but in formal jurisprudence obligation often implies a specific, bilateral relationship between identified parties, while duty may be owed to the world at large (as in a duty of care in negligence). Civil-law systems maintain this distinction more rigorously than common-law systems. ---
Core Elements
Because obligation spans both the civil-law and common-law traditions and carries formal classification schemes in the historical sources, a structured breakdown aids comprehension. Every enforceable obligation requires: - An obligor — the party bound to perform or forbear. - An obligee — the party holding the right to demand performance. - A subject matter — the act, forbearance, or payment owed. - A legal or recognized source — contract, statute, judgment, tort, quasi-contract, or equitable principle. ---
Recognized Forms
/SUBTYPES Perfect obligation: One recognized and sanctioned by positive law; enforceable through legal proceedings. Imperfect obligation: One that operates on moral conscience only; no legal remedy exists for its breach. Natural obligations (as recognized in civil-law systems) occupy this category. Principal obligation: The primary and most important duty in an agreement, from which accessory obligations derive. Accessory (collateral) obligation: One that depends upon, supports, or secures the principal obligation (e.g., a suretyship or mortgage). Conjunctive obligation: One in which multiple objects are all owed; each object creates a separate duty, and the creditor may not be compelled to accept partial performance. Alternative obligation: One in which the obligor owes one of several specified performances and has the right to elect which to render; discharge of one extinguishes the rest. Joint obligation: Two or more obligors each bound for the whole, or proportionately, depending on jurisdiction and agreement. Several obligation: Each obligor bound only for their own individual share. Civil obligation (civil law): An obligation enforceable by action in a court of law (obligatio civilis). Natural obligation (civil law): An obligation recognized by law as grounded in natural equity but not enforceable by action; may support retention of voluntary payments made. ---
Why It Matters in Research
The word obligation is one of the most overloaded terms in the Law Mind corpus. Its meaning shifts depending on the legal tradition (civil law vs. common law), the historical period, the level of formality of the document, and the specific subfield of law. In contract and commercial law research, watch for the instrument sense: older sources, particularly those dealing with bonds, suretyship, or sealed instruments, use "obligation" to mean the written document itself, not merely the duty it creates. A clause analyzing "the obligation" may be analyzing a physical bond, not an abstract duty. In constitutional research, "obligation of contracts" (U.S. Const. art. I, § 10) is a term of art with its own doctrine. Do not import the general definition of obligation into that analysis without checking the constitutional corpus separately. In civil-law states and in federal courts applying civil-law principles (particularly in Louisiana-adjacent research), the perfect/imperfect and natural/civil distinctions remain operative and are not merely historical. A natural obligation that is voluntarily performed cannot be reclaimed — a meaningful practical consequence that the common-law corpus rarely addresses under this label. In employment law research, "obligation" frequently appears in two distinct contexts tracked in the encyclopedia: employer obligations imposed by statute or regulation, and obligations arising from employee handbooks or implied contracts. These have very different sources and very different enforcement mechanisms. The corpus connections listed in the encyclopedia links above reflect this split. In criminal procedure, Brady obligations (the prosecution's duty to disclose favorable material evidence) carry the label "obligation" but are constitutionally grounded — their source is due process, not contract, and their breach analysis follows its own doctrinal path. Historical sources prior to the mid-twentieth century will often classify obligations using the civil-law taxonomy (conjunctive, alternative, principal, accessory) even in common-law contexts, reflecting the influence of Roman law scholarship on Anglo-American legal education. Researchers should not assume this vocabulary signals a civil-law jurisdiction. ---
Historical Dictionary Support
The historical dictionaries converge on obligation as a relational concept — a bond between persons — but differ in emphasis and precision. Black's (both editions) leads with the duty sense: a legal duty by which a person is bound. The second edition, drawing on Roman law scholarship (Tomkins & Jermyn, Modern Roman Law), corrects toward the fuller relational definition, calling the simple duty-only reading "a loose extension of the term" and insisting that obligation properly denotes "the debt relationship, in its totality, active and passive, subsisting between the creditor and the debtor." This is a significant internal correction between editions and signals that researchers using first-edition Black's for civil-law analysis should treat its definition with caution. Bouvier's treats the civil-law classifications in granular detail, including the Louisiana Civil Code provisions on conjunctive obligations — useful for researchers working in mixed-jurisdiction contexts. Rapalje & Lawrence offers the most jurisprudentially precise framing: obligation as the relation between two persons, one of whom can compel the other. This bilateral framing — encompassing both the right and the duty — aligns with what the second edition of Black's calls the "true idea" of the term. Anderson's entry on post-obit bonds illustrates an important historical subtype: obligations conditioned on the survival of a third party, treated as presumptively inequitable and subject to equitable annulment. This category appears rarely in modern practice but surfaces in historical estate and lending research. What the historical dictionaries largely miss: the administrative and regulatory senses of obligation that dominate modern public law and government contracting research. When a federal regulation imposes obligations on contractors or agencies, those obligations have a different source structure than anything the classical dictionaries contemplate. Researchers working in those areas should not rely on the historical taxonomy. ---
Jurisdictional Note
Civil-law states, particularly Louisiana, maintain a formal statutory law of obligations that tracks the civil-law classifications (natural, civil, perfect, imperfect, conjunctive, alternative) as operative legal categories, not merely historical ones. In common-law states, most of this taxonomy has been absorbed informally into contract law without the formal labels. Federal law uses "obligation" in specialized constitutional, statutory, and regulatory senses that require context-specific analysis rather than reliance on general definitions. ---
Encyclopedia Cross-Reference
Employee Handbooks as Contractual Obligations — The Law Mind Employment & Labor Law Encyclopedia Prosecutorial Misconduct and Brady Obligations — The Law Mind Criminal Law Encyclopedia Government Contractor Employment Obligations — The Law Mind Employment & Labor Law Encyclopedia ---
Related Terms
Obligor | Obligee | Duty | Liability | Debt | Contract | Bond | Surety | Natural obligation | Covenant | Performance | Breach | Consideration | Quasi-contract | Condition | Forbearance | Damages | Enforcement
OBLIGATIONmain
Black's Law Dictionary • 1891
An obligation is a legal duty, by which a person is bound to do or not to do a certain thing. Civil Code Cal. § 1427; Civil Code Dak. § 798. The binding power of a vow, promise, oath, or contract, or of law, civil, political, or moral, independent of a promise; that which con- stitutes legal or moral duty, and which ren- ders a person liable to coercion and punish- ment for neglecting it. Webster.
OBLIGATIONmain
Black's Law Dictionary • 1891
Classification. The various sorts of obli- gations may be classified and defined as fol. lows: They are either perfect or imperfect. A perfect obligation is one recognized and sanctioned by positive law; one of which the fulfillment can be enforced by the aid of the law. But if the duty created by the obliga tion operates only on the moral sense, with- out being enforced by any positive law, it is called an "imperfect obligation," and creates no right of action, nor has it any legal op- eration. The duty of exercising gratitude, charity, and the other merely moral duties is an example of this kind of obligation. Civil Code La. art. 1757. They are either natural or civil. A nat- ural obligation is one which cannot be en- forced by action, but which is binding on the party who makes it in conscience and accord- ing to natural justice. A civil obligation is a legal tie, which gives the party with whom it is contracted the right of enforcing its performance by law. Civil Code La. art. 1757. They are either express or implied; the former being those by which the obligor binds himself in express terms to perform his ob- "Obligation" is the correlative of "right." Taking the latter word in its politico-ethical sense, as a power of free action lodged in a person, "obligation" is the corresponding duty, constraint, or binding force which should prevent all other persons from deny- ing, abridging, or obstructing such right, or interfering with its exercise. And the same is its meaning as the correlative of a "jus in rem." Taking "right" as meaning a "jus in personam," (a power, demand, claim, or privilege inherent in one person, and inci-ligation; while the latter are such as are dent upon another,) the "obligation" is the coercive force or control imposed upon the person of incidence by the moral law and the positive law, (or the moral law as recognized and sanctioned by the positive law,) con- straining him to accede to the demand, ren- der up the thing claimed, pay the money due, or otherwise perform what is expected of him with respect to the subject-matter of the right. In a limited and arbitrary sense, it means a penal bond or "writing obligatory," that is, a bond containing a penalty, with a con- dition annexed for the payment of money or performance of covenants. Co. Litt. 172. Obligation is (1) legal or moral duty, as opposed to physical compulsion; (2) a duty incumbent up- on an individual, or a specific and limited number of individuals, as opposed to a duty imposed upon the world at large; (3) the right to enforce such a duty, (jus in personam,) as opposed to such a right as that of property, (jus in rem,) which avails against the world at large; (4) a bond con- taining a penalty, with a condition annexed, for the payment of money, performance of covenants, or the like. Mozley & Whitley. In English expositions of the Roman law, and works upon general jurisprudence, "ob- ligation" is used to translate the Latin "ob- ligatio. In this sense its meaning is much wider than as a technical term of English law. See OBLIGATIO. " raised by the implication or inference of the law from the nature of the transaction. They are determinate or indeterminate; the former being the case where the thing contracted to be delivered is specified as an individual; the latter, where it may be any one of a particular class or species. They are divisible or indivisible, according as the obligation may or may not be lawfully broken into several distinct obligations with- out the consent of the obligor. They are joint or several; the former, where there are two or more obligors binding themselves jointly for the performance of the obligation; the latter, where the obligors promise, each for himself, to fulfill the en- gagement. They are personal or real; the former be- ing the case when the obligor himself is per- sonally liable for the performance of the en- gagement, but does not directly bind his prop- erty; the latter, where real estate, not the person of the obligor, is primarily liable for performance. They are heritable or personal. The for- mer is the case when the heirs and assigns of one party may enforce the performance against the heirs of the other; the latter, when the obligor binds himself only, not his heirs or representatives.
OBLIGATIONmain
Black's Law Dictionary • 1891
A They are either principal or accessory. principal obligation is one which is the most important object of the engagement of the contracting parties; while an accessory obli- gation depends upon or is collateral to the principal. They may be either conjunctive or alterna- tive. The former is one in which the sever- al objects in it are connected by a copulative, or in any other manner which shows that all of them are severally comprised in the con- tract. This contract creates as many differ- ent obligations as there are different objects; and the debtor, when he wishes to discharge himself, may force the creditor to receive them separately. But where the things which form the object of the contract are separated by a disjunctive, then the obliga- tion is alternative. A promise to deliver a certain thing or to pay a specified sum of money is an example of this kind of obliga- tion. Civil Code La. art. 2063. They are either simple or conditional. Simple obligations are such as are not de- pendent for their execution on any event pro- vided for by the parties, and which are not agreed to become void on the happening of any such event. Conditional obligations are such as are made to depend on an uncertain event. If the obligation is not to take effect until the event happens, it is a suspensive condition; if the obligation takes effect im- mediately, but is liable to be defeated when the event happens, it is then a resolutory con- dition. Civil Code La. arts. 2020, 2021. They may be either single or penal; the latter, when a penal clause is attached to the undertaking, to be enforced in case the obli- gor fails to perform; the former, when no such penalty is added.
OBLIGATIONn.
Websters Unabridged Dictionary (1913) • 1913
The act of obligating. That which obligates or constrains; the binding power of a promise, contract, oath, or vow, or of law; that which constitutes legal or moral duty. A tender conscience is a stronger obligation than a proson. Fuller. Any act by which a person becomes bound to do something to or for anouther, or to forbear something; external duties imposed by law, promise, or contract, by the relations of society, or by courtesy, kindness, etc. Every man has obligations which belong to his station. Duties extend beyond obligation, and direct the affections, desires, and intentions, as well as the actions. Whewell. The state of being obligated or bound; the state of being indebted for an act of favor or kindness; as, to place others under obligations to one. A bond with a condition annexed, and a penalty for nonfulfillment. In a larger sense, it is an acknowledgment of a duty to pay a certain sum or do a certain things. Days of obligation. See under Day.
obligationnoun
Wiktionary (English) • 2026
Wiktionary contributorsCC BY-SA 4.0 • via Kaikki
Extracted and formatted for display by Law Mind. Source link opens the current Wiktionary page and its contributor history; it is not a frozen copy of this extract.
The act of binding oneself by a social, legal, or moral tie to someone. | A social, legal, or moral requirement, duty, contract, or promise that compels someone to follow or avoid a particular course of action. | A course of action imposed by society, law, or conscience by which someone is bound or restricted. | A legal agreement stipulating a specified action or forbearance by a party to the agreement; the document containing such agreement. | Reason for being obliged to, that is, grateful for, something.

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