Applicable Codes

On July 18th, 2022, the Oskaloosa City Council approved adoption of the 2021 International Residential, Building, Existing Building, Mechanical, and Fire Codes, with local amendments, and also the 2021 Uniform Plumbing Code.  Any project permitted or under review during this transition to the newer codes will be allowed to follow prior standards, and staff is available to assist applicants and answer questions, which may be directed to Mike Flahive, Building Official, 641-673-7472 or

Building Codes

The city currently utilizes the following building and construction codes as adopted by the Oskaloosa Municipal Code:

  • 2021 International Residential Code (IRC), with local amendments 
  • 2021 International Building Code (IBC), with local amendments
  • 2021 International Mechanical Code (IMC)
  • 2021 International Existing Building Code (IEBC)
  • 2021 International Fire Code, with local amendments
  • 2021 Uniform Plumbing Code
  • 2020 National Electrical Code (NEC)

These codes are available for viewing at Oskaloosa City Hall, Development Services Department, 220 South Market Street.  Codes can also be ordered online through the website. On the opening page point to "ICC Store", then click on "Codes, Books, CD-ROM", then click on "All Codes, Editions & Code References" for list.

Zoning Code

The City of Oskaloosa utilizes zoning to support sound land use and development, and to further the objectives of the comprehensive plan.  The city is divided into zoning districts, as shown on the accompanying zoning map.