Cook County Assessor's Office
Fritz Kaegi, Assessor
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Please note: New forms are coming
Appeal Forms
Residential
Residential Appeal Form
Re-Review Form for use by homeowners and taxpayers representing themselves
Attorney Representative Authorization
Documents in support of Appeal and/or Certificate of Error Form A: Includes Named Idenitfication of Representation
Documents in support of Appeal and/or Certificate of Error Form A: Excludes Named Idenitfication of Representation
Residential Appeal Narrative
Field Check Request Letter
Condo/Coop
Condo/COOP Appeal
Attorney Representative Authorization
Sales Questionnaire
Vacancy Affidavit
Demolition Affidavit
General Affidavit
Residential Appeal Narrative
Field Check Request Letter
Industrial/Commercial
Industrial/Commercial Appeal
Read requirements for apartment buildings with more than six units. (Class 3)
Read requirements for any real estate used primarily for buying and selling of goods and services or manufacturing. (Class 5)
Property Summary Sheet
Attorney Representative Authorization
Appraisal Summary Sheet
Owner Occupancy Affidavit
Rent Roll - Apartments
Rent Roll - Industrial/Commercial
Sales Questionnaire
Vacancy Affidavit
Vacancy Affidavit - 10 or More Stories
Demolition Affidavit
General Affidavit
Real Property Income and Expense Worksheet (RPIE)
Real Property Income and Expense Worksheet (RPIE) Instructions
New Rules For Appeals
Field Check Request Letter
Incentives/Other Special Properties
You must have already filed an incentives eligibility application and be deemed eligible in order to file an incentives appeal. Eligibility applications are available in the incentives section.
Incentives/other Special Properties Appeal
Attorney Representative Authorization
Sales Questionnaire
Vacancy Affidavit
Demolition Affidavit
General Affidavit
Field Check Request Letter
Omitted Assessment
Omitted Assessment Legal Defense
Incentives/other Special Properties Appeal
Attorney Representative Authorization
Sales Questionnaire
Vacancy Affidavit
Demolition Affidavit
General Affidavit
Field Check Request Letter
Vacant Land
Vacant Land Appeal
Class 1 Eligibility Bulletin
Attorney Representative Authorization
Sales Questionnaire
Vacancy Affidavit
Demolition Affidavit
General Affidavit
Field Check Request Letter
Withdrawal and/or Substitution of Representation
Real Property Income and Expense Worksheet (RPIE)
Real Property Income and Expense Worksheet (RPIE) Instructions
New Rules For Appeals
Appeal Result Reason Codes
Documents in support of Appeal and/or Certificate of Error Form A: Includes Named Idenitfication of Representation
Documents in support of Appeal and/or Certificate of Error Form B: Excludes Named Idenitfication of Representation
