ANNUS UTILIS - The Law Mind Legal Dictionary

ANNUS UTILISAuthored

The Law Mind • 779 words

Definition

Annus utilis (plural: anni utiles) is a Latin term from Roman and civil law meaning a "useful year" — a year measured not by the simple passage of calendar time, but by the number of days on which a legal right could actually be exercised or a legal act meaningfully performed. In computing an annus utilis, days on which the holder of a right was legally or practically unable to act — due to absence, incapacity, or other impediment — are excluded. The year is constructed from usable, available days, however long that takes to accumulate.

In its plural form, anni utiles refers to the years within which a right may be exercised or a prescriptive claim may ripen. The concept was used to soften the strict operation of time-based rules by distinguishing between time that merely passed and time that was genuinely available to the rights-holder.

Common Language

This term has no meaningful common English usage. It is Roman-derived legal Latin with no lay counterpart. The COMMON LANGUAGE section is omitted accordingly.

Common Confusion

Annus utilis is frequently contrasted with annus continuus — a continuous year running without interruption from a fixed start date, regardless of whether the rights-holder had any opportunity to act. The distinction matters: an annus continuus runs against a party even during periods of impossibility or ignorance, while an annus utilis tolls or pauses during such periods. Researchers encountering civil law or Scottish law sources should take care to note which standard is being applied, as conflating the two can produce opposite conclusions about whether a limitation period has expired.

Why It Matters in Research

This term surfaces almost exclusively in civil law jurisdictions, Roman law scholarship, and historical common law sources that incorporated civilian concepts — particularly in Scotland, Louisiana, and Quebec, and in ecclesiastical and admiralty contexts.

The core research trap is time-bar analysis. When a historical source applies anni utiles to a prescriptive period, the clock does not run uniformly. A researcher calculating whether a right was timely exercised under a civilian regime must account for periods of suspension, and the concept of "available days" may be defined differently across sources and periods. Do not import common law limitation analysis — which typically runs continuously — into a context where annus utilis governs.

In Roman law sources and commentaries drawing on Brissonius or Calvinus, the term appears in discussions of praetorian actions and edicts, where the praetor granted one year for bringing certain actions and that year was understood as useful, not continuous. This tradition carried into continental European legal systems and influenced early American civilian jurisdictions.

The Rapalje & Lawrence entry is effectively lost — the digitized text merges the annus utilis entry with unrelated material (the "Another County" entry), suggesting either a printing error in the original or a scanning corruption. Researchers relying on Rapalje & Lawrence for this term should treat the entry as unavailable and consult Black's or Bouvier's instead.

Historical Dictionary Support

Black's and Bouvier's agree precisely on the core definition: a year composed of available or serviceable days. Both cite the same two sources — Brissonius (Barnabé Brisson, the sixteenth-century French jurist and lexicographer of Roman law) and Calvinus (Johannes Calvinus, author of the Lexicon Juridicum). This alignment reflects the term's settled meaning within the civilian tradition; neither dictionary was working from independent analysis but from the same foundational Roman law scholarship.

Black's adds the plural form anni utiles with the note about prescription and the exercise of rights over time — a useful expansion that Bouvier's omits. Neither dictionary situates the term within any specific procedural context or explains the contrast with annus continuus, which limits their utility for researchers encountering the term in substantive argument rather than in passing reference.

No historical dictionary entry engages with jurisdictional application in American law, reflecting the term's marginal presence in common law courts.

Jurisdictional Note

The concept is operative primarily in civilian jurisdictions. Louisiana's prescriptive law historically reflected civilian principles, and researchers analyzing pre-twentieth-century Louisiana limitations questions may encounter anni utiles reasoning. Scottish law, drawing directly from Roman law, also employed the distinction. In common law jurisdictions the concept is largely academic.

ANNUS UTILISmain

Black's Law Dictionary • 1891

A year made up of available or serviceable days. Brissonius; Calvin. In the plural, anni utiles signifies the years during which a right can be exer- cised or a prescription grow.

ANNUS UTILISmain

Bouvier's Law Dictionary • 1928

A year made up of available or serviceable days. Brissonius; Calvinus, Lex.

ANNUS UTILISmain

Rapalje & Lawrence • 1888

-An available or serANOTHER COUNTY, (jury to try a fact from). 3 T. R. 611. ANOTHER EXECUTION, (in a statute). 120 Mass. 521. ANSWER.-ANG-SAXON: andswara, answer. 1. Generally. A reply, or response to a charge or question; thus, a statement mady by a witness in response to a question put to him, or by a person accused, in explanation or defence of the charge; also, an assumption of liability, as to answer for the debt or default of another. 2. In pleading. The written statement of the defendant's case, setting forth viceable year. A year made up of days in which the facts relied upon to constitute a defence acts may be done, rights exercised, or prescripto the charges contained in the plaintiff's ion grow. The plural expression, anni utiles, is bill, complaint, information, libel, or petiused in respect of those years during which a statute of limitations has run against one under tion, filed or served by him against or upon a disability or within an exception, during which the disabilty did not exist, or the exception could not be claimed. ANNUUS REDITUS (or REDDITUS). An annuity (q. v.); a yearly rent. ANONYMOUS.-Without name. Books, essays, &c., whose authors' names ure withheld, and reported cases which do not disclose the names of the parties, are called "anonymous." ANOTHER, (A. B. and, in pleading). 1 Hill (N. S.) 370. (larceny of goods of, in a statute). 5 Blatchf. (U. S.) 360. (promise to pay debt of, in statute of frauds). 6 Cush. (Mass.) 553; Penn. (N. J.) 5, 98, 609, 618, 662, 685, 873, 976; South. (N. J.) 132, 149, 218, 249, 491, 570, 577; 3 Green (N. J.) 466. 14 Wend. (N. Y.) 246; 15 Id. 343. *In ordinary actions in the English High Court an answer is an affidavit in answer to interrogatories; it is like any other affidavit in form, and requires to be filed, and, if longer than ten folios, printed. The answer necessarily follows the terms of the interrogatories, either giving information asked for, or admitting or traversing (denying) the allegations impliedly contained in them. If the party interrogated fails to answer, or to answer fully, he may be required to answer viva voce. A petition in the Chancery Division is said to be answered when the Master of the Roll's secretary writes on it a fiat or memorandum appointing the day on which it is to be heard. Dan. Ch. Pr. 1453. In matrimonial suits in the Probate, Divorce and Admiralty Division, an answer is the pleading by which the respondent puts forward his defence to the petition. Browne Div. 223. In ecclesiastical causes the defendant is said to answer the libel when he gives in an allegation. But in all civil causes the plaintiff is also the defendant, in a suit in admiralty or equity, or in an action under the reformed codes of procedure. Where a bill in equity seeks relief e. g. discovery, the answer contains the sworn examination of the defendant as to the matters charged in the bill, of which discovery is sought. The corresponding pleading in actions at law is the plea, which is also the name of a special answer in equity setting up new matter, as a cause why the suit should be dismissed, delayed or barred, and asking whether the defendant shall answer further. See PLEA.* ANSWER, (in recognizance to appear). 10 Mod. 152, 153. ANSWER BILL OF DISCOVERY, (covenant to). 1 Mad. Ch. 215. ANSWER IN CHANCERY, (in rule of court). 10 Beav. 351. entitled to what are called the personal answers of the defendant, which are answers on oath to the several articles of the libel. Phillim. Ecc. L. 1256, 1292. Under the old chancery practice, in complicated cases, answers were frequently divided into two parts, one containing the defendant's statement, or the facts on which he relied, and the other giving his answers to the interrogatories. If no interrogatories were delivered, the defendant might put in a voluntary answer, containing such facts as he thought material to his case. (Hunt. Suit 43; Dan. Ch. Pr. 457; Mitf. Pl. 306.) A plaintiff's answer to a concise statement and interrogatories was similar to a defendant's answer to interrogatories, except that it was confined to giving the discovery required. (Hunt. Suit 49; Dan. Ch. Pr. 1406.) Every answer had to be signed by counsel, sworn by the party, and filed. Under the old admiralty practice the defendant's first pleading was called his answer. Wms. & B. Adm. 246.

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