Definition
A condition copulative is a condition that requires the performance of multiple things — all of which must be satisfied for the condition to be fulfilled. The defining feature is conjunction: every element of the condition must occur, not merely one or some. A condition requiring a grantee to both reside on the land and maintain it in cultivation is copulative — failure to meet either requirement defeats compliance.
The term contrasts with a condition disjunctive, which is satisfied by the performance of any one of several alternatives.
Common Confusion
CONDITION COPULATIVE vs. CONDITION DISJUNCTIVE: These are the two poles of compound conditional structure. A condition copulative joins obligations with the legal equivalent of "and" — all must be performed. A condition disjunctive joins alternatives with the legal equivalent of "or" — any one suffices. Researchers encountering compound conditions in historical instruments should determine which type applies before analyzing compliance or breach, since the consequences differ completely.
CONDITION COPULATIVE vs. CONDITION: Every condition copulative is a condition, but not every condition is copulative. Simple conditions impose a single requirement. The copulative label applies only when multiple requirements are joined and all are mandatory. Historical sources sometimes use "condition" loosely where "condition copulative" would be precise.
Why It Matters in Research
This is a term of art from the law of conveyancing and real property conditions, with its primary habitat in historical instruments — deeds, grants, devises, and bonds from the seventeenth through nineteenth centuries. Researchers working with those materials will encounter the term in treatises and digests rather than modern codes or cases, since the concept has largely been absorbed into general condition doctrine without retaining this specific label.
The practical trap: a compound condition in a historical deed may not be labeled at all. The researcher must identify from context whether the grantor intended copulative or disjunctive effect — a distinction that determines whether partial performance is sufficient or fatal. Courts historically scrutinized the drafter's intent, and the distinction between "and" and "or" in condition language was litigated with frequency. Do not assume modern contract law principles about substantial performance translate cleanly into this context; conditions in conveyances traditionally operated with greater strictness than contractual conditions.
The Sheppard's Touchstone citation (Shep. Touch. 118) appearing in both Black's and Burrill's signals that this concept was settled doctrine by the seventeenth century. Researchers tracing the term's origins should consult Sheppard directly rather than relying on the dictionary synthesis.
Historical Dictionary Support
Black's Law Dictionary and Burrill's Law Dictionary are in complete agreement, offering identical definitions and identical authority: "A condition to do divers things. Shep. Touch. 118." The brevity of both entries reflects the term's status as a technical subcategory rather than a principal doctrine — it was assumed that practitioners would understand the operative contrast with a condition disjunctive without elaboration.
What both entries omit is any discussion of consequences when a condition copulative is only partially performed. Historical treatise law was not silent on this: partial performance of a copulative condition was generally treated as non-performance of the condition as a whole, since the condition was not severable unless the instrument indicated otherwise. Researchers should not read the dictionary entries as comprehensive; they mark the category, not the doctrine.
Neither dictionary addresses how courts handled ambiguity in compound conditions — that is, when an instrument used "and" but circumstances suggested the parties intended disjunctive effect, or vice versa. For that analysis, Sheppard's Touchstone and later commentators such as Platt on Covenants and Preston on Estates are more instructive sources.
Jurisdictional Note
The copulative/disjunctive distinction originated in English common law conveyancing and was received into American property law generally. No significant jurisdictional divergence exists on the basic definition, though modern statutory treatment of conditions in deeds varies by state and may supersede common law analysis in specific contexts.
Encyclopedia Cross-Reference
The Law Mind Criminal Law Encyclopedia: Probation — Conditions, Revocation, and Procedure (criminal_221) — for the modern counterpart of multiple mandatory conditions in a legal instrument, where copulative logic applies to probation compliance analysis.
The Law Mind Criminal Law Encyclopedia: Bail and Bond — Types, Determination, and Conditions (criminal_196) — for conditions imposed conjunctively in bond instruments, where failure of any single condition may constitute breach.