What is an Affidavit?

A sworn affidavit is a written statement in which the signer, called the  "affiant opens in a new tab," declares that the information in the document is true. Affidavits are similar to sworn oaths, but instead of speaking the oath aloud in court, the affiant signs the written statement and typically does so in front of an authorized official such as a notary. 

Affidavits are used in many types of legal proceedings, such as bankruptcy, estate matters, and divorce cases, because they provide a formal, legally recognized way to present facts. They are often more convenient than in-person testimony, since the affiant does not need to appear in court to swear the information aloud. Affidavits also help create a clear written record of important details for court cases and other legal proceedings.

This blog post is offered for general information purposes only. It does not constitute, and is not a substitute for, legal advice. 

Key takeaways

• An affidavit is a written statement of fact that a signer voluntarily swears or affirms to be true.

• Affidavits are typically signed in the presence of an authorized official, such as a notary, to confirm the affiant’s identity and the voluntary nature of the statement.

• Because an affidavit carries the same legal weight as testifying under oath, knowingly providing false information may constitute perjury.

• Affidavits are used in many legal and business contexts to document facts related to identity, finances, property ownership, and other matters that require formal identification.

What is the purpose of an affidavit?

An affidavit is a written statement of fact that is formally verified in the presence of a notary or another authorized official. This verification process confirms the affiant’s identity and that the statement was made voluntarily. Because affidavits carry the same legal weight as sworn testimony, they serve as a reliable way to document information based on an affiant's personal knowledge.

Courts and administrative bodies use affidavits in many proceedings to support the inclusion of factual evidence and to create a clear written record.

The differences between affidavit, affirmation, declaration, deposition, and statement

Selecting the appropriate legal document type helps ensure that information is recorded in a format recognized for formal use. Understanding how an affidavit differs from other common legal records clarifies when each document is appropriate.

• Affirmation: A formal declaration made by a person who declines to take a religious oath. It carries the same legal effect as a sworn oath but avoids religious language.

• Declaration: An unsworn, written statement in which a person confirms the veracity of the information under penalty of perjury. Because declarations typically do not require notarization, they are frequently used for routine administrative or business documentation.

• Deposition: A formal, out-of-court proceeding where a witness provides sworn, oral testimony. While an affidavit is a prepared written statement, a deposition involves live questioning and is typically recorded or transcribed.

• Oath: A spoken promise affirming that a statement is true. Oaths are commonly given before providing live testimony or assuming certain official positions.

• Statement: A written account of facts or events. Unlike a specific affidavit of service, a statement does not carry the formal authority of a sworn document unless it is signed under penalty of perjury or otherwise formally verified.

While these terms are often used interchangeably in casual conversation, their differences matter in legal, regulatory, and professional settings. Using the appropriate document type from the start helps ensure that information is recorded in a format appropriate for the process in which it will be used.

What is required for an affidavit?

Because an affidavit is a sworn statement, it must follow certain formalities to be recognized in legal and administrative proceedings. These requirements generally exist to ensure that the information provided is reliable and that the affiant understands the gravity of making a sworn declaration. Here are some of the requirements for an affidavit:

An affidavit must be made voluntarily

An affidavit must be signed voluntarily, without coercion or undue pressure. If a court determines that an affidavit was not made freely, the statement may be given reduced weight or may not be accepted as valid evidence. 

An affidavit must be signed

A legal affidavit must be signed by the person making the statement for it to be recognized as a sworn declaration. In many jurisdictions, the affiant signs the document in the presence of a witness or an authorized official, such as a notary public, who verifies the affiant’s identity and the voluntary nature of the signature.

An affidavit can be notarized

Notarization is commonly used to strengthen the document’s authenticity, though the specific requirements for notarization vary by jurisdiction and by the type of proceeding.

Some regions allow affiants to notarize their affidavits online through remote online notarization, which uses secure digital platforms to create an auditable record of the process. However, affidavits notarized online may not be accepted in places that do not authorize this method. Affiants should confirm the rules of the relevant court or jurisdiction before submitting a sworn document.

What is an affidavit used for? 

Affidavits are widely used in legal and administrative proceedings. Depending on the situation,  common types include:

• Financial affidavits: In bankruptcy, divorce cases, and other proceedings, affidavits may be used to document income, assets, and liabilities. 

• Affidavits of residence: Used to verify a person’s address in the absence of other proof.

• Affidavits of domicile: Often used in estate matters to confirm a decedent’s final place of residence. 

• Estate-related affidavits: Affidavits sometimes accompany wills or other estate planning documents to verify certain facts.

• Affidavits of marriage: Used to confirm marital status when a certificate is not available. 

• Affidavits of service: Filed to confirm that the required documents were delivered to all relevant parties. 

• Contract-related affidavits: In some jurisdictions, contractors working on government projects may submit affidavits to verify compliance with tax or reporting obligations.

Signing an affidavit carries the same legal weight as providing sworn testimony. Knowingly including false information may constitute perjury, and penalties vary by state and can include fines, community service, or incarceration.

Common affidavit examples

These common affidavit types appear across business, financial, and legal workflows. While the details vary by situation, many organizations encounter several standard forms:

• Affidavit of identity: Frequently used in financial services and real estate to help verify a person’s identity and reduce fraud risk. The affiant formally confirms their identity, often during high-value or sensitive transactions.

• Affidavit of service: Common in litigation, an affidavit of service confirms that legal documents were delivered to the correct party. It provides the court with a sworn record of when and how service occurred.

• Financial affidavit: Common in family law, civil litigation, and some financial reviews, the affiant provides a detailed account of their income, assets, expenses, and debts. 

• Affidavit of death: Serves as sworn evidence of an individual’s passing. Financial institutions and insurance companies may request it to process claims or transfer assets.

• Affidavit of heirship: Used in estate and real estate matters when a person dies without a will. It helps establish property rights and clarify succession.

Generate, sign, and notarize digital affidavits with Docusign

Docusign allows users to create templates for an affidavit form and prepare them for electronic signatures. When notarization is required, Docusign Notary supports remote online notarization in jurisdictions that permit the practice. After preparing the document, users can share it with participants, collect signatures, and complete notarization through the platform.

To get started, try a Docusign free trial today or contact our sales team.

Frequently Asked Questions

Understanding the nuances of affidavits helps clarify how these documents function in legal and administrative settings. These common inquiries provide general information about how affidavits are used in real-world scenarios. 

Why would someone obtain an affidavit?

A sworn affidavit is often used when a formal, written account of facts is needed for a legal or administrative proceeding. These documents can be helpful when live testimony is impractical or when a verified written record is required to support a claim or document a fact. 

Can someone draft their own affidavit?

It is possible to draft an affidavit, and many people use examples or templates to ensure the document includes the typical elements of a sworn statement. Because requirements vary by jurisdiction, some individuals choose to have a legal professional review the document before it is signed or submitted.

What are common mistakes to avoid in affidavits?

Common issues include omitting required formalities, such as notarization when required, or including statements that are vague, speculative, or not based on personal knowledge. Affidavits must reflect facts the affiant can truthfully attest to. Knowingly providing false information may constitute perjury, and penalties differ by state.