Perquisition Explained: Meaning, Canadian Search Warrants and Rights (Nov. 7, 2026)

Information checked: November 7, 2026, at 12:04 UTC (7:04 a.m. Eastern Standard Time, UTC−05:00, in Toronto, Canada).

Perquisition is a French legal word for a search of premises conducted to find evidence relevant to an investigation. For English-speaking readers in Canada, the simplest translation is usually “search” or, when the full French phrase is mandat de perquisition, “search warrant.” It does not, by itself, mean an arrest, a criminal charge, or a finding of guilt.

That distinction is important when the term appears in reporting from Quebec or France. Canada’s Criminal Code uses mandat de perquisition in its official French text for the authorization described as a search warrant in English. However, the legal rules governing a particular operation depend on the jurisdiction, the kind of search, and the authority relied on by police. A French news article about a perquisition should not automatically be read as describing a Canadian search-warrant procedure.

Destaques

• Plain-English meaning: A police or judicial search for potential evidence, especially of a home, office, or other premises.
• Canadian translation: Mandat de perquisition means search warrant under section 487 of Canada’s Criminal Code.
• Legal protection: Section 8 of the Canadian Charter protects everyone against unreasonable search or seizure; not every search is lawful simply because police perform it.
• News-reading caution: A search does not prove that anyone at the location committed a crime, and France and Canada have different procedural rules.

What does “perquisition” mean in English?

The word perquisition is a feminine French noun used in legal contexts. It refers to a search of a place to locate objects, records, data, or other material that may be relevant to a suspected offense. Depending on the sentence, English translations include “search,” “premises search,” or “police search.” The word “raid” sometimes appears in headlines, but it is more dramatic and does not precisely describe every perquisition.

The University of Sherbrooke’s French-language dictionary, Usito, identifies the term as a legal search generally performed under judicial authority, often at a private residence. French public authorities likewise describe it as an investigative measure aimed at finding evidence, potentially involving documents, objects, and computer files. The precise powers involved are not contained in the word alone; they come from applicable law.

Is “perquisition” the same thing as a search warrant?

No. Perquisition names the search operation. A mandat de perquisition is a search warrant—a legal authorization to carry out a specified search. Someone may report that police ont effectué une perquisition (“carried out a search”) without that wording telling the reader which legal power authorized it.

How is “perquisition” used in Canadian law?

Canada has two official languages, and federal legislation is published in both English and French. Section 487 of the Criminal Code is particularly useful for checking the translation: its French heading concerns a mandat de perquisition, while the corresponding English heading concerns a search warrant. The bilingual comparison is more dependable than assuming the term carries every implication it might have in French television coverage.

Under section 487, a justice may issue a warrant based on sworn information establishing reasonable grounds to believe specified things connected to an offense, or potentially useful evidence, are in a building, receptacle, or place. The warrant can authorize a qualified officer to search for and seize such material, subject to the statutory requirements and the warrant’s terms. It is not an unrestricted license to inspect anything anywhere.

A search may concern physical items, documents, or digital data. Section 487 contains provisions addressing authorized searches of computer systems at the premises and the handling of data. The precise boundaries of a digital search depend on the legal authority and circumstances, so a report saying that officers “searched computers” does not establish that they could lawfully inspect every device or online account.

Do Canadian police always need a warrant to conduct a search?

No, but warrantless searches are not a general free-for-all. Section 8 of the Canadian Charter of Rights and Freedoms protects against unreasonable searches and seizures. The Department of Justice explains that warrantless searches are generally presumed unreasonable, while certain exceptions can be valid when authorized by reasonable law and carried out reasonably. Depending on the facts, potential exceptions include valid consent, a properly limited search incident to lawful arrest, or particular urgent circumstances recognized by law.

For an ordinary search of a home, prior judicial authorization is the normal starting point. Courts examine such questions as whether there was a reasonable expectation of privacy, whether lawful authority existed, and whether officers acted reasonably in executing the search. A warrant alone does not settle every possible challenge: scope and manner of execution still matter.

What paperwork should be provided when a Canadian warrant is executed?

Section 487.093 of the Criminal Code generally requires the person executing certain warrants, including section 487 warrants, to give an occupant apparently in control of the location a copy of the warrant and a specified notice identifying the relevant court. If no such person is present, the documents generally must be posted prominently. The law also lists an exception for searches of items already lawfully seized and detained under the Code. These details can help explain what a resident might see during a search, but they should not be taken as an exhaustive account of every warrant type.

Another distinction is timing. Under section 488, a section 487 warrant is generally executed by day, unless the required reasons for nighttime execution are established and nighttime execution is authorized. Do not substitute French time-of-day rules for this Canadian provision.

Does “perquisition” mean something different in France?

The central idea—searching premises for evidence—is similar, but French criminal procedure is not Canadian criminal procedure. France’s public legal-information portal explains that a perquisition can take place at a residence, business premises, or other locations, under rules that depend on the investigation and the protected status of the premises.

For example, French authorities describe different requirements for a preliminary investigation (enquête préliminaire), an investigation of an apparent or recently committed offense (enquête de flagrance), and a judicial investigation (information judiciaire). Written consent can be relevant in a preliminary investigation, subject to court-authorized exceptions; consent is not required in every type of case. France also sets a general rule for when home searches may begin, with exceptions for particular circumstances and offenses. None of those French rules should be presented as the rule for police in Quebec, Ontario, or elsewhere in Canada.

How should Canadians interpret “a perquisition took place” in the news?

If a headline says that police conducted a perquisition at an office or residence, the reliable initial inference is narrow: authorities searched the premises as part of an investigation. A search may seek evidence; it does not confirm that an arrest followed, that charges were laid, or that investigators found incriminating material. Nor does it show that every person at the address is a suspect.

When evaluating a news report, look for an official statement or court record clarifying who authorized the search, which agency conducted it, the jurisdiction, the date, and what has actually been confirmed. Keep allegations separate from proven facts, and distinguish a reported seizure from a claim about what seized material establishes. In Canada, there may also be statutory restrictions on publishing certain identifying details about a search before charges are laid, so absence of names or addresses is not necessarily evidence that the reporting is incomplete.

What should someone do if police arrive with a search warrant in Canada?

If officers arrive, remain calm and avoid physical interference. Ask which agency they represent, whether they have a warrant, and whether you can review the documentation. Where applicable, record the name or badge number of the officers and keep the paperwork they provide. If you have questions about your own legal obligations, whether you must answer questions, or whether a search goes beyond its lawful scope, consult a lawyer licensed in the relevant province or territory. There is no single reliable script that covers every type of search.

The practical takeaway is linguistic as well as legal: translate the phrase accurately first, then verify the jurisdiction and legal authority before drawing conclusions. A Canadian French-language document and a French police news release may use the same word while describing operations under different laws.

FAQ: Perquisition meaning and search warrants

Does “perquisition” mean police raid?

Usually it means a police or judicial search of premises for evidence. “Police raid” may fit some circumstances, but “search” is more neutral and generally more precise.

What is “mandat de perquisition” in Canadian English?

It means search warrant. The phrase appears in the French version of Canada’s Criminal Code, including section 487.

Does a perquisition mean the property owner is guilty?

No. A search is an investigative step. The presence of police, a warrant, or seized items does not by itself establish guilt or even that every occupant is under suspicion.

Primary sources and further reading

• Justice Laws Website — Criminal Code, section 487 (search warrants)
• Justice Laws Website — Code criminel, article 487 (mandat de perquisition)
• Justice Laws Website — Criminal Code, section 487.093 (warrant documentation)
• Department of Justice Canada — Charterpedia: Section 8, search and seizure
• France’s official Justice.fr portal — Perquisition

This article explains general legal terminology and publicly available rules. It is not legal advice about any specific search or investigation.