Current Building Codes

Commercial Codes

Building 2017 OBC (Ohio Building Code)
Mechanical 2017 OMC (Ohio Mechanical Code) and OBC Chapter 28
Gas 2015 IFGC (International Fuel Gas Code)
Electrical 2017 NEC (National Electrical Code) and OBC Chapter 27
Plumbing 2017 OPC (Ohio Plumbing Code) Greene County Plumbing Department
Suppression NFPA 13 (2016)
Fire Alarm NFPA 72 (2016)
KHS NFPA 17A (2017)
Accessibility 2011 OBC Chapter 11 / ICC/ANSI A117.1- 2009
Energy 2012 IECC or ANSI/ASHRAE/IES 90.1-2010
Fire 2017 OFC

Residential Codes

2019 RCO Residential Code of Ohio for 1, 2, and 3 Family Dwellings
2017 NEC National Electrical Code

Useful Information

Wind Speed Risk Category 1 Buildings: 105 mph
Risk Category 2 Buildings: 115 mph
Risk Category 3  & 4 Buildings: 120 mph
Snow Load Ground - 20 pounds per square foot
Roof Load - 20 pounds per square foot
Seismic Design Category “B”
Weather Probability Severe
Frost Line Depth 32 inches for Greene County
Termite Damage
Moderate to Heavy
Slight to Moderate
Winter Design Temperature 5 degrees
Ice Shield Underlayment Required Yes
Flood Hazards See Local Flood Plain Administrator
Air Freezing Index
Less than 1,500
Mean Annual Temperature
50 degrees


  • Each city and township in Greene County has jurisdiction for zoning.
  • Each has their own zoning requirements.
  • Contact the appropriate jurisdiction for their requirements.

Greene County Combined Health District

  • Commercial Food Service and Retail Food Permits
  • Well and Septic Permits
  • Plumbing Department