Property Tax Exemptions

Iowa Military Exemption
  • Description: The exemption reduces the taxable value of property for military veterans.
  • Eligibility: The amount of exemption varies. You must own the property on July 1 of each claim year. To qualify, you must have a DD-214 Discharge and Separation Form recorded with the Linn County Recorder's Office.
  • Filing Requirements: A qualified veteran must file a claim with the local assessor by July 1. Subsequent claims need not be filed on the same property.

Iowa Barn & One-Room School House Property Exemption
  • Description: Exempts from taxation due to the increase in assessed value from improvements made to barns constructed prior to 1937 and one-room school houses.
  • Filing Requirements: An application must be filed with the assessing authority by February 1 of the first year the exemption is requested.
  • Eligibility: The exemption for a barn continues as long as the structure is used for the storage of farm products or feed or for the housing of farm animals or farm equipment. The exemption for the school house continues as long as the structure is not used for dwelling purposes and is preserved as a one-room school house.

Iowa Forest & Fruit Tree Reservations Exemption
  • Description: An exemption is provided for property established as a forest or fruit tree reservation.
  • Eligibility
    • Forest Reserve: A minimum of 2 acres, with not less than 200 trees per acre is required.
    • Fruit Tree Reserve: Not less than one nor more than 10 acres, with at least 40 apple trees or 70 other fruit trees is required.
  • Exemption: Eight years for fruit tree reservations. Neither reserve can be used for economic gain other than raising trees, nor is livestock permitted on the reservation. Must meet the criteria established by the Iowa Department of Natural Resources.
  • Filing Requirements: An application must be filed with the assessor by February 1.

Iowa Geothermal Exemption
  • Description: A 10 year exemption applies to value added by any new or refitted construction or installation of a geothermal heating or cooling system, on or after July 1, 2012, on property classified as residential.
  • Eligibility: Residential class property with geothermal installed on or after July 1, 2012.
  • Filing Requirements: An application must be filed with the assessor by February 1.

Iowa Historic Property Rehabilitation
  • Description: One time application for a four-year exemption.
  • Eligibility: Must have an approved application for certified substantial rehabilitation from the state historic preservation officer.
  • Filing Requirements: An application must be filed with the assessor by February 1.

Iowa Data Center Business Property Exemption
  • Description: A exemption for certain property other than land and buildings that is purchased by a data center business. This includes computers and equipment that are necessary for the maintenance and operation of a data center business.
  • Eligibility: The data center business must meet the requirements contained in Iowa Code Section 423.3 Subsection 95.
  • Filing Requirements: The owner must file an application with the assessor by February 1 of the first year the exemption is claimed.

Iowa Low-Rent Housing Exemption
  • Description: An exemption provided for low-rent housing until the original housing development mortgage is paid in full or expires.
  • Eligibility: Property owned and operated or controlled by a nonprofit organization providing low-rent housing for persons at least 62 years old or persons with physical or mental disabilities.
  • Filing Requirements: An application must be filed with the assessor no later than February 1. The claim is allowed on the property for successive years without further filing as long as the property is used for purposes specified in the original claim.

Iowa Impoundment Structures Exemption
  • Description: An exemption is provided for impoundment structures and land underlying an impoundment located outside any incorporated city.
  • Eligibility: The property cannot be developed or used for non-agricultural income-producing purposes. It must be approved by Soil and Water Conservation District commissioners and the Iowa Department of Natural Resources.
  • Filing Requirements: An application must be filed with the assessor each year no later than February 1.

Iowa Industrial Property, Research-Service Facilities, Warehouses, Distribution Exemption
  • Description: This is a value-added exemption to encourage industrial and commercial development. It is subject to approval by city councils and county boards of supervisors.
  • Eligibility: Partial exemption for five years. The percent varies each year.
  • Filing Requirements: An application must be filed with the assessor by February 1 of the year the value is added.

Iowa Methane Gas Conversion Property Exemption
  • Description: The Iowa Methane Gas Conversion Property Exemption promotes environmental purposes.
  • Eligibility: Property must be used in connection or conjunction with a publicly-owned sanitary landfill, or is property originally placed in service on or after January 1, 2008, or before December 31, 2012.
  • Filing Requirements: An application must be filed annually with the assessor by February 1.

Iowa Native Prairie / Wetlands Exemption
  • Description: Exemption for land preserved in its natural condition.
  • Eligibility: The land cannot be used for economic gain. It must be certified by the Iowa Department of Natural Resources.
  • Filing Requirements: An application must be filed annually with the assessor by February 1.

Iowa Pollution Control & Recycling Exemption
  • Description: The Iowa Pollution Control and Recycling Exemption provides an exemption for certain pollution control and recycling property.
  • Eligibility: The exemption is limited to the market value of property used primarily for pollution control or recycling. The property must be certified as eligible by the Iowa Department of Natural Resources.
  • Filing Requirements: An application must be filed with the assessor no later than February 1.

Iowa Religious, Educational & Charitable Property Exemption
  • Description: An exemption for property used for religious, education, or charitable purposes.
  • Eligibility: The property cannot be used for profit and is limited to 320 acres.
  • Filing Requirements: An application must be filed with the assessor by February 1. No further application is needed if the use remains unchanged.

Iowa Speculative Shell Buildings Exemption
  • Description: This value-added exemption is to encourage local business development. It is subject to approval by city council or county board of supervisors.
  • Eligibility: The exemption is available to community development organizations, not-for-profit cooperative associations, and for-profit entities. It terminates when the building is leased or sold.
  • Filing Requirements: An application must be filed with the assessor by February 1 for each project.

Iowa Web Search Portal Exemption
  • Description: The exemption is available for certain property that is purchased by a web search portal business. This includes cooling systems, cooling towers, and other temperature control infrastructure; all power infrastructure for transformation, distribution, or management of electricity used for the maintenance and operation of the web search portal, including but not limited to exterior dedicated business-owned substations; back-up power generation systems, battery systems, and related infrastructure; and racking systems, cabling, and trays, which are necessary for the maintenance and operation of the web search portal.
  • Eligibility: The web search portal business must meet the requirements contained in Iowa Code Section 423.3, Subsection 92.
  • Filing Requirements: The owner must file an application with the assessor by February 1 of the first year the exemption is claimed.