What edition of the building codes has Northbrook adopted?
• 2006 International Building Code • 2006 International Residential Code • 2006 International Plumbing Code • 2005 National Electric Code • 2004 State of Illinois Plumbing Code • 2006 International Mechanical Code • 2006 International Fuel Gas Code • 2006 International Property Maintenace Code • 2006 International Energy Conservation Code • 2006 International Fire Code • 1997 Illinois Accessibility Code