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What Is a Statutory Declaration in Canada? — featured blog cover image by Notary4u, Ontario notary public expert insights and guides
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What Is a Statutory Declaration in Canada?

Notary4u TeamFebruary 3, 20266 min read
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A statutory declaration is a written statement of facts that a person declares to be true before an authorized witness — typically a notary public or commissioner of oaths. Despite being one of the most commonly requested legal documents in Canada, it is also one of the most misunderstood. People confuse it with affidavits, mix it up with sworn statements, and often aren't sure who can witness it or what it needs to say. This guide gives you a clear, complete picture of what a statutory declaration is in Canada, when you need one, and how to get it done correctly in Ontario.

The Legal Definition of a Statutory Declaration

A statutory declaration is a formal written statement in which a person declares certain facts to be true. It is made under the Canada Evidence Act or, in Ontario, under the Evidence Act, R.S.O. 1990. The person making the declaration (the 'declarant') signs it in the presence of an authorized witness — such as a notary public or commissioner of oaths — and solemnly declares the contents to be true.

Unlike a witness statement or a simple letter, a statutory declaration carries legal weight. Making a false statutory declaration is a criminal offence under section 138 of the Criminal Code of Canada, punishable by up to two years in prison. This is what gives the document its authority — the legal consequence of lying.

When Are Statutory Declarations Used in Canada?

Statutory declarations are used across a wide range of personal, legal, and government contexts. Common situations where Canadians need them include:

  • Immigration applications — declaring marital status, relationship history, or financial support for sponsored family members
  • Name changes — declaring that you are known by a particular name or have changed your name
  • Insurance claims — declaring facts about a loss, accident, or theft
  • Government benefits — declaring income, residency, or dependency for OSAP, CPP, OAS, or provincial programs
  • Common law status — declaring that two people have been in a conjugal relationship for the required period
  • Real estate and financial transactions — declaring ownership, authority, or the absence of claims against a property
  • Court proceedings — declaring facts for use in legal proceedings (though affidavits are more common in court contexts)
  • Lost or destroyed documents — declaring that an original document has been lost and cannot be produced

Statutory Declaration vs. Affidavit — Key Differences

The terms 'statutory declaration' and 'affidavit' are often used interchangeably in everyday conversation, but they are legally distinct. The main differences are:

  • Purpose: An affidavit is used as sworn evidence in court or legal proceedings. A statutory declaration is used for administrative purposes — government applications, business matters, or situations where a formal sworn statement is required but not for court
  • Oath vs. solemn declaration: An affidavit is sworn under oath (invoking religious or moral authority). A statutory declaration is made by solemn affirmation — no oath is required, making it accessible to people who object to swearing on religious grounds
  • Who can take it: Both can be taken by a notary public or commissioner of oaths. In Ontario, lawyers and many other professionals are automatically commissioners of oaths
  • Format: Both require the declarant's signature, the witness's signature and seal, the date, and a statement of the facts being declared

What Must a Statutory Declaration Include?

A properly executed statutory declaration in Ontario must contain the following elements:

  • The declarant's full legal name and address
  • A clear statement of the facts being declared — written in the first person ('I, [Name], do solemnly declare that...')
  • The specific statutory authority under which it is made (usually referenced in the standard form)
  • The declarant's signature, applied in the presence of the authorized witness
  • The witness's signature, printed name, title (Notary Public / Commissioner of Oaths), and professional seal or stamp
  • The date and location where it was signed
  • A declaration clause: 'And I make this solemn declaration conscientiously believing it to be true, and knowing that it is of the same force and effect as if made under oath'

Who Can Take a Statutory Declaration in Ontario?

In Ontario, the following persons are authorized to take statutory declarations:

  • Licensed notaries public (highest authority — accepted everywhere)
  • Commissioners of oaths appointed under the Commissioners for Taking Affidavits Act
  • Ontario lawyers and licensed paralegals (automatically commissioners of oaths)
  • Judges and justices of the peace
  • Municipal councillors and mayors
  • Members of the Ontario Legislative Assembly
  • Police officers (for limited purposes)

Common Mistakes to Avoid

Even simple statutory declarations can be rejected if improperly prepared or executed. The most common mistakes include signing the document before appearing before the authorized witness, using incorrect statutory language (the specific declaration clause must be present), having the declaration witnessed by someone not authorized under Ontario law, and failing to include the witness's seal or stamp.

If your declaration will be used in another country, additional steps may be required — including an apostille or government authentication. Always confirm the requirements of the receiving institution before proceeding.

Frequently Asked Questions

How do I make a statutory declaration in Ontario?

Prepare or obtain the declaration document (the notary can draft it if needed), bring it unsigned to a licensed notary public or commissioner of oaths, present your government-issued photo ID, sign the document in the notary's presence, and the notary will administer the solemn declaration and apply their seal. Most standard declarations take less than 15 minutes.

Can I make a statutory declaration without a lawyer?

Yes. You do not need a lawyer. A licensed notary public or appointed commissioner of oaths can take your statutory declaration. Notary4u provides this service at all locations on a walk-in basis.

What happens if I make a false statutory declaration?

Making a false statutory declaration is a criminal offence under section 138 of the Criminal Code of Canada. It can result in prosecution and up to two years' imprisonment. The legal weight of the declaration — and the consequences of falsifying it — are what give it its authority.

Is a statutory declaration legally binding?

Yes. Once signed before an authorized witness, a statutory declaration is a legally binding document. The declarant is personally attesting to the truth of the contents under the law, and institutions receiving it rely on it as a verified statement of fact.

Do I need ID to make a statutory declaration?

Yes. The authorized witness is required to verify your identity before witnessing the declaration. Government-issued photo ID — such as a Canadian passport, Ontario driver's licence, or PR card — is required.

Need a statutory declaration drafted or witnessed in Ontario? Notary4u prepares and executes declarations for immigration, government, insurance, and any other purpose — walk in or book an appointment, most completed same-day.

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