Codes Effective January 1, 2019

International Codes

  • 2018 International Building Code
  • 2018 International Residential Code
  • 2018 International Fuel Gas Code
  • 2018 International Mechanical Code
  • 2018 International Plumbing Code
  • 2018 International Existing Building Code
  • 2018 International Energy Conservation Code
  • 2020 National Electrical Code (Effective Aug 1, 2020)
  • Access Free Codes Online

Documents for Building Codes Effective 01/01/2019


  1. 2018 Jefferson County Building Code Supplement (PDF)
  2. 2018 Jefferson County Residential Code Supplement (PDF)
  3. Board of Review Bylaws (PDF)