Updated : 08/23/2024

Overview

For Hamilton County, Ohio, no local adoptions and no local amendments of a residential building code, commercial building code, or existing building code were located. 

Note that no codified ordinances were located.

Helpful resources for Hamilton County, Ohio include the following.

• Jurisdiction's Information Page(s):
  • Hamilton County, Ohio Home Page
  • Hamilton County, Ohio Building and Inspection
• PLRB, Ordinance and Law Coverage Discussion for Ohio

Residential Building Code

Ohio adopted a statewide mandatory residential code that will control; however, local governments are free to make laws more strict (with some limitations).See PLRB, Ohio 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.

Auto Search - beta:

2019 Residential Code of Ohio (2018 IRC)(Hamilton, OH 1909.07 BUILDING CODE.)

..."Building Code" means the Ohio Building Code or the Residential Code of Ohio for One-, Two-, and Three-Family Dwellings. (Ord. 2022-4-26. Passed 4-13-22.)...

Drip Edge

Drip Edge: No

In Hamilton County, drip edge flashing is not required unless required in the manufacturer instructions. State amendments delete the model drip-edge provision in the 2018 IRC §R905.2.8.5. The drip edge provision refers readers to §§903.1 and 905.1. See Ohio Admin. Code 4101, section 8-9-1. 

Ice Barrier

Are ice barriers required for Hamilton County ? Yes
Citation: Ohio Admin. Code 4101.8-3 - 301.2(1) (Design criteria)
Municipal Code https://codes.ohio.gov/oac/4101:8-3-01v1
Comments:

Ohio completed Table 301.2(1), Climatic and Geographic Design Criteria, and indicated that ice barriers are required. Ohio Admin. Code § 4101:8-3-01, Table 301.2(1).

Government Officials

Comments

For Hamilton County, Ohio, no local adoptions and no local amendments of a residential building code were located. 

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.

No mention of Appendix J of the IRC was located in the municipal code or the city website.

For Hamilton County, Ohio, no local adoptions and no local amendments of an existing building code were located. 

Commercial Building Code

Hamilton County adopted the 2021 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:

2017 Ohio Building Code (2015 IBC)(Hamilton, OH Municipal Code)

...Adoption not found...

Comments

For Hamilton County, Ohio, no local adoptions and no local amendments of a commercial building code were located. 

Existing Buildings

For Hamilton County, Ohio, no local adoptions and no local amendments of an existing building code were located. 

Other Building Codes