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Hamilton County, Tennessee Building Codes

Updated : 12/20/2024

Overview

Hamilton County, Tennessee, adopted the 2018 International Residential Code (IRC), including Appendices A, B, C, E, G, H, and J, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24. Hamilton County, Tennessee, adopted the 2018 International Building Code (IBC), including Appendices B, C, F, G, H, I, and J, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24. No local adoption or local amendments of an existing building codes was located at this time.

Helpful resources for Hamilton County, Tennessee include the following.

Residential Building Code

Tennessee adopted a statewide mandatory residential code that will control; however, local governments are free to make laws more strict (with some limitations).See PLRB, Tennessee Building Codes for more information on state level codes.

Hamilton County adopted the 2018 IRC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the model code here.

You can find information about amendments to the model code here.

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Drip Edge

Drip Edge: Undetermined

Hamilton County, TN, deleted drip edge requirements.

Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

Ice Barrier

Are ice barriers required for Hamilton County ? Undetermined
Comments:

No amendments to Table R301.2(1) were found in the municipal code or city website; Therefore, it is unclear if ice barrier underlayment is required.

Government Officials
Last Name First Name Title E-mail Phone Note
Building Inspection Department 423/209-7860 Can also be contacted via the city website.

Comments

Hamilton County, Tennessee, adopted the 2018 International Residential Code (IRC), including Appendices A, B, C, E, G, H, and J, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

Existing Buildings

Existing buildings, meaning buildings that were built in accordance to code at the time of construction, typically merit extra consideration in a current updated code.

Hamilton County, Tennessee, adopted the 2018 IRC, including Appendix J. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

No local adoption or local amendments of an existing building codes was located at this time.

Commercial Building Code

Hamilton County adopted the 2018 IBC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the code here.You can find information about amendments to the model code here.

Auto Search - beta:

No results were located with the automated search.

Comments

Hamilton County, Tennessee, adopted the 2018 International Building Code (IBC), including Appendices B, C, F, G, H, I, and J, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

Existing Buildings

No local adoption or local amendments of an existing building codes was located at this time.

Other Building Codes

Hamilton County, Tennessee, adopted the following codes:

2018 International Plumbing Code (IPC), including Appendices B, C, D, and E, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2018 International Mechanical Code (IMC), including Appendix A, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2018 International Fuel Gas Code (IFGC), including Appendix A, B, and C, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2018 International Fire Code (IFC), including Appendices B, C, D, E, F, and G, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2018 International Swimming Pool and Spa Code (ISPSC). Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2020 National Electrical Code (NFPA 70), including Annexes A-E, with amendments. Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2018 International Energy Conservation Code (IECC). Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2017 National Standard Accessibility Code (ANSI). Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.

2018 Life Safety Code (NFPA 101). Hamilton County, TN, “Adopting by Reference the Updated Provisions,” Resolution 921-19, Accessed 12/20/24.