Definition
Belonging or attached to something else as a subordinate or accessory right. A right, privilege, or thing is appurtenant when it is so connected to a principal property that it passes automatically with that property upon conveyance, without needing to be separately named in the deed.
The term is most commonly encountered in property law to describe easements and other incorporeal rights that are attached to land rather than held by a person independently. A right is appurtenant when it benefits a specific parcel of land — the dominant estate — and travels with that land to each successive owner. This distinguishes it from a right held in gross, which belongs to a person and does not transfer with land.
A critical structural requirement: the thing described as appurtenant must be of an inferior nature to the principal thing it attaches to. An easement of way is inferior to — and therefore properly appurtenant to — the land it benefits. Land itself, however, cannot properly be described as appurtenant to a house, though it may pass under that description in a deed by virtue of usage, reputation, and the intent of the parties.
Common Language
Modern common usage (Wiktionary): Of or pertaining to an appurtenance; ancillary or subsidiary.
Historical common usage (Webster's 1913): Annexed or pertaining to some more important thing; accessory; incident — as a right of way appurtenant to land or buildings.
Editorial note: The common and legal meanings align closely in a general sense, but legal usage carries a precise structural consequence the common definition obscures. In law, calling something appurtenant is not merely descriptive — it determines whether a right runs with the land and binds or benefits successors in title. A researcher who reads "appurtenant" as simply meaning "attached" or "related" will miss this operative legal force entirely.
Common Confusion
APPURTENANT vs. IN GROSS: These are the two fundamental categories of easements and similar rights, and the distinction matters enormously. An appurtenant right attaches to land and transfers automatically with that land. A right in gross belongs to a particular person or entity and generally does not transfer with land, and in some jurisdictions cannot be assigned at all. Sources that predate the modern easement-in-gross framework — or that use "appurtenant" loosely as a synonym for "attached" — may blur this line.
APPURTENANT vs. APPURTENANCE: Related but distinct. "Appurtenant" is the adjective describing the relationship. "Appurtenance" is the noun naming the subordinate thing itself — the easement, right, or physical feature that attaches to the dominant estate. The two are often used interchangeably in older texts, which can create ambiguity about whether the writer is describing the quality of a right or identifying a specific accessory thing.
Why It Matters in Research
The term "appurtenant" is load-bearing in property documents and court opinions. Whether a right is characterized as appurtenant or in gross determines whether it survived a conveyance, whether a subsequent purchaser was bound by it, and whether litigation belonged to the current landowner or to the original grantee personally. When researching title disputes, easement conflicts, or deed construction problems, the presence or absence of this word — and how courts interpreted it at the relevant time — is often the dispositive question.
Historical sources present two traps. First, the appurtenant/in gross distinction was not always cleanly articulated in older treatises and deeds. Bouvier and Burrill both discuss appurtenant rights but do not frame the contrast with in-gross rights as systematically as modern property law does. A researcher working with pre-twentieth-century materials cannot assume that "appurtenant" was used with modern precision. Second, older conveyancing practice relied heavily on the phrase "together with all appurtenances" as a term of art designed to carry along all accessory rights. Courts construed this phrase differently across jurisdictions and eras, and what it captured — versus what required express mention — varied significantly.
The California Civil Code definition excerpted in Black's 2nd Edition (§ 662) is a useful marker: it reflects the codified, modernized framing of appurtenance as a right used with land for its benefit. Researchers working in code jurisdictions should check whether the applicable civil code supplies a statutory definition that controls over common-law usage.
Physical appurtenances — outbuildings, orchards, barns attached to a messuage — appear frequently in older deed descriptions and conveyancing precedents. These raise separate questions from incorporeal appurtenances like easements: courts generally treated physical structures more liberally, allowing them to pass as appurtenances even without strict doctrinal justification, particularly where the parties' intent was clear.
Historical Dictionary Support
Black's (both editions), Bouvier, and Burrill agree on the core definition: appurtenant means belonging to, accessory or incident to, answering to the accessorium of the civil law. This civil-law cross-reference appears in each source and reflects the term's deep roots in the common-law reception of Roman property concepts.
Bouvier adds the most substantively useful gloss: the requirement that the appurtenant thing be of an inferior nature to the principal. This hierarchy is implicit in modern doctrine but rarely stated as plainly. Bouvier also notes that a right of common may be appurtenant when annexed to lands in another lordship, and that such rights can be claimed only by immemorial usage and prescription — a limitation that modern easement law has substantially relaxed.
Burrill's observation that land is not properly appurtenant to a house — though it may pass under that description by reputation and the intent of the parties — remains practically important. It reflects the tension between strict doctrine and the loose language of working conveyancers, a tension that courts regularly had to resolve.
Rapalje & Lawrence do not offer a substantive definition in the excerpted material but reference appurtenance in the context of admiralty rules and conveyancing, signaling the term's reach beyond real property into maritime law. This is worth noting: ships and their gear generate their own appurtenance questions in admiralty.
What the historical dictionaries collectively underemphasize is the appurtenant/in-gross framework as a formal binary. That structure becomes important primarily in twentieth-century property scholarship and Restatement treatment. Researchers should not expect to find it cleanly articulated in Bouvier or Burrill.
Jurisdictional Note
Statutory definitions of appurtenant and appurtenance exist in several code states — California's Civil Code § 662 being the best-known example — and these definitions may differ in scope or emphasis from the common-law baseline. In admiralty and maritime contexts, the term carries its own body of case law concerning what constitutes a vessel's appurtenances for purposes of maritime liens and ship mortgages.
Encyclopedia Cross-Reference
Easements — Overview and Classification (Appurtenant vs. In Gross, Affirmative vs. Negative), The Law Mind Property Law Encyclopedia