Affidavit in Illinois — Free PDF & Word (2026 Updated)
Sworn written statement of facts
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GENERAL AFFIDAVIT State of Illinois STATE OF ILLINOIS COUNTY OF [COUNTY] I, [AFFIANT NAME], being duly sworn, depose and state the following: AFFIANT INFORMATION: Name: [FULL LEGAL NAME] Address: [ADDRESS], IL [ZIP] Date of Birth: [DOB] STATEMENT OF FACTS: 1. [STATE FACT 1] 2. [STATE FACT 2] 3. [STATE FACT 3] 4. [STATE FACT 4] 5. [ADDITIONAL FACTS AS NEEDED] I declare under penalty of perjury under the laws of Illinois that the foregoing is true and correct to the best of my knowledge and belief. AFFIANT SIGNATURE: _____________________ DATE: _____ Print Name: _____________________ NOTARY ACKNOWLEDGMENT: State of Illinois, County of [COUNTY] Subscribed and sworn before me this ___ day of _______, 20__. Notary Public: _____________________ Print Name: _____________________ My Commission Expires: _____ [NOTARY SEAL]
FAQ: Affidavit in Illinois
Is a Affidavit required in Illinois?
Yes, in Illinois, a Affidavit is required for most transactions of this type. Under Illinois State Code, the document must include all parties' information, be signed, and witnessed by at least one individual. Failure to use a proper Affidavit may result in legal complications.
Does a Affidavit need to be notarized in Illinois?
Notarization requirements in Illinois (IL) vary by transaction type. Notary fees in the state typically range from $1-$5. While not always mandatory, notarization adds an extra layer of legal protection and is recommended for high-value transactions.
What are the tax implications of a Affidavit in Illinois?
Illinois has a base sales tax rate of 6.25%. Depending on the type of transaction documented in your Affidavit, additional local taxes may apply. Consult with a Illinois tax professional for specific guidance on your situation.
What makes an affidavit legally valid?
A valid affidavit must be: written, signed by the affiant (person making the statement), sworn under oath or affirmation, and notarized by a notary public. The affiant must have personal knowledge of the facts stated.
Can an affidavit be used as evidence in court?
Yes, affidavits are commonly used as evidence in court proceedings, including motions, hearings, and trials. However, the opposing party may challenge the affidavit and request the affiant testify in person for cross-examination.
What happens if you lie in an affidavit?
Lying in an affidavit constitutes perjury, which is a criminal offense in all states. Penalties can include fines, imprisonment, and contempt of court charges. The false affidavit may also be thrown out as evidence.
Where to File Your Affidavit in Illinois
Visit your local County Clerk office to file or notarize your Affidavit.
Cook County Clerk
Chicago
118 N Clark St, Chicago, IL 60602
Sangamon County Clerk
Springfield
200 S 9th St, Springfield, IL 62701
Peoria County Clerk
Peoria
324 Main St, Peoria, IL 61602
Illinois Affidavit Requirements
Review the following requirements to ensure your Affidavit is legally valid in Illinois.
Illinois Notarization
While notarization may not be required in Illinois, it is recommended. Fees range from $1-$5.
Before You Sign
Review all information carefully. In Illinois, a 6.25% sales tax may apply.
Legal Protection
Keep copies of all signed documents. Illinois law requires all parties to receive copies of executed documents.
Illinois Filing Deadlines
Check Illinois deadlines for filing or recording this document with the appropriate county clerk's office.
Jennifer Rodriguez, J.D.
Estate Planning Attorney
Licensed in 5 states, 12+ years experience
Focuses on wills, trusts, and power of attorney documents
This Affidavit template for Illinois has been reviewed for accuracy and legal compliance.
Last reviewed: March 2026
Affidavit Costs in Illinois
Estimated fees and processing times
| Fee Type | Cost | Notes |
|---|---|---|
| Notary Fee | $5-$15 (if required) | Illinois standard rate: $1-$5 |
| Filing Fee | Varies by state | State registration (if applicable) |
| Processing Time | 1-3 business days | Typical turnaround in Illinois |
| Sales Tax | 6.25% | Illinois base rate (local taxes may apply) |
| Witness Requirement | 1 witness | Single witness sufficient |
| Our Template | FREE | Download instantly, no cost |
Illinois Affidavit Legal Guide
Under Illinois jurisdiction, this form meets all statutory requirements and provides comprehensive legal protection for your transaction.
In Illinois, according to Illinois State Code, a 6.25% sales tax applies to applicable transactions. Notary fees in IL typically range from $1-$5. A single witness signature is sufficient under state law.
This document offers comprehensive legal protection tailored specifically to Illinois's unique statutory framework.
Avoid These Common Mistakes
Illinois attorneys frequently see these errors:
- Using an out-of-state template that doesn't comply with IL law
- Forgetting to include required witness signatures
- Leaving fields blank or using abbreviations
- Not retaining copies for personal records
- Failing to update documents when Illinois law changes
Legal Validity & Enforcement
Once properly executed, your Affidavit is legally binding in Illinois and enforceable in IL courts. The document remains valid for the duration specified in its terms. Illinois courts generally uphold properly executed documents, provided they comply with applicable IL statutes.
Your Illinois Filing Guide
After downloading, take your time filling in each section. IL statutes require that all information be accurate and current. Once signed by all parties, determine whether Illinois requires you to file the document with a government office, record it with the county, or simply retain it for your records.
What Illinois Law Requires
Illinois's statutes are clear: a valid Affidavit must identify all parties by full legal name, include the date of execution, and be signed in the presence of a notary public where applicable. Failure to meet these requirements under IL law can render the document unenforceable.
Once properly executed, your Affidavit is legally binding in Illinois and enforceable in IL courts. The document remains valid for the duration specified in its terms. Illinois courts generally uphold properly executed documents, provided they comply with applicable IL statutes.
Your Illinois Filing Guide
After downloading, take your time filling in each section. IL statutes require that all information be accurate and current. Once signed by all parties, determine whether Illinois requires you to file the document with a government office, record it with the county, or simply retain it for your records.
What Illinois Law Requires
Illinois's statutes are clear: a valid Affidavit must identify all parties by full legal name, include the date of execution, and be signed in the presence of a notary public where applicable. Failure to meet these requirements under IL law can render the document unenforceable.
Illinois's statutes are clear: a valid Affidavit must identify all parties by full legal name, include the date of execution, and be signed in the presence of a notary public where applicable. Failure to meet these requirements under IL law can render the document unenforceable.
Document Information
- Document
- Affidavit
- State
- Illinois (IL)
- Category
- Legal
- Format
- PDF / Word / Print
- Cost
- 100% Free
- Sales Tax
- 6.25%
- Notary Fee
- $1-$5
Illinois Legal Requirements
Governing Statute:
State Law
- ✓Consult with a licensed attorney for specific requirements
Legal Disclaimer
This template is for informational purposes only and does not constitute legal advice. Laws in Illinois may change. Consult a licensed attorney for advice specific to your situation.