Franklin County has adopted the 2013 Residential Code of Ohio (RCO). It is available for purchase from the Building Officials and Code Administrators regional office located at:
International Code Council (ICC)
1245 Sunbury Road
Westerville, Ohio 43081
Or order a copy of the ICC International Residential Code online.
You may contact the State of Ohio for information on Multi-Residential/Industrial structures at (614) 644-2223.