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Will County Supervisor of Assessments
Forms
County Board of Review Forms
2024 Residential Complaint Form Packet
2024 Farm Complaint Form Packet
2024 Commercial / Industrial Complaint Form Packet
Affidavit of Hearing Waiver
Board of Review Complaint Disclosure Form
Board of Review Complaint Withdrawal Form
Signature Form
Verification of Authority to represent Owner(s) of Real Property Form (Attorney Authorization)
Board of Review Informational Resources
2024 Will County Board of Review Rules and Procedures
Guide to Filing a Complaint
Residential Complaint Instructions & FAQs
Forms for Disabled Individuals
PTAX-343 Application for Disabled Persons' Homestead Exemption
PTAX-343-A Physician's Statement for Disabled Persons
PTAX-343-R Annual Renewal of Disabled Persons' Homestead Exemption
Forms for Senior Citizens
PTAX-324 Senior Citizen Exemption
PTAX-340 2025 Low-Income Senior Citizens Assessment Freeze Homestead Exemption Application and Affidavit
PTAX-340 2024 Low-Income Senior Citizens Assessment Freeze Homestead Exemption Application and Affidavit
Forms for Veterans
Consent to Release Information
PTAX-341 Returning Veterans' Homestead Exemption
PTAX-342 Application for Disabled Veterans' Standard Homestead Exemption
PTAX-342-R Annual Verification of Eligibility for Disabled Veterans
PTAX-763 Application and Affidavit for Veterans Organization Assessment Freeze
Fraternal Organizations
PTAX-764 Application and Affidavit for IRC 501(c)(10) Fraternal Organization Assessment Freeze
PTAX-765 Application and Affidavit for IRC 501(c)(8) Fraternal Organization Assessment Freeze
PTAX-766 Application and Affidavit for IRC 501(c)(2), (c)(8), or (c)(10) Fraternal Organization Assessment Freeze
Miscellaneous Forms
Application for Solar Energy Assessment (PTAX-330)
Disaster Area Application (PTAX-245)
Disclosure Form
FOIA Request Form
Lease Agreement - General Homestead Exemption Application
Open Space Purposes Application (PTAX-334)
Petition to Divide or Consolidate Property
Preferential Farmland Assessment Enrollment Packet
Public Act 96-480 (Developer's Relief Assessment)
Request to Remove Property Tax Exemptions
Model Homes
PTAX-762 Application - Model Home Assessment
PTAX-762-C Application - Certificate of Ineligibility Model Home Assessment
State Property Tax Appeal Forms (PTAB)
All State of Illinois PTAB-related forms can be found on the PTAB website at
https://www.ptab.illinois.gov/
Tax Exempt
Example Affidavit of Use
Example of $100,000 letter
PTAX-300 Application for Non-homestead Property Tax Exemption
PTAX-300-FS Application for Federal/State Agency Property Tax Exemption
PTAX-300-H Application for Hospital Property Tax Exemption
PTAX-300-H Application Schedule A
PTAX-300-H Application Schedule E
PTAX-300-HA Recommended Draft-Affidavit for Hospital Property Tax Exemption
PTAX-300-R Application for Religious Property Tax Exemption
