As of April 1st, 2016 Winnebago County Building Division follows the below listed Codes.
- 2015 International Building Code
 - 2015 International Residential Code
 - 2014 National Electric Code
 - 2015 International Fire Code
 - 2015 International Fuel Gas Code
 - 2015 International Mechanical Code
 - 2014 Illinois State Plumbing Code
 
County codes/ordinances:
- Winnebago County Unified Development Ordinance (Zoning & Subdivisions)
 
Other ordinances outside of Regional Planning include:
- Open Burning Ordinance (Overseen by Winnebago County Sheriff's Dept.)
 - Storm Water Management Ordinance (Overseen by Winnebago County Highway Dept.)
 - Technical Regulations of the Storm Water Management Ordinance(Overseen by Winnebago County Highway Dept.)
 
	    
	  	  


