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CT State Codes Enforced

Building Permit applications filed on or after October 1, 2016 are required to meet the following codes:

Residential Buildings (One and Two Family Dwellings):                                                                                                2012 International Residential Code
             2014 Connecticut Amendment
             2016 National Electrical Code 

All Buildings other than One and Two Family Dwellings:
             2012 International Existing Building Code
             2012 International Mechanical Code
             2012 International Plumbing Code
             2012 International Energy Conservation Code
             2014 National Electrical Code
             ICC/ANSI A117.1 - 2009 Accessible and Usable Buildings and Facilities
             2016 Connecticut Amendment

Building Permit applications filed on or after February 28, 2014 but before October 1, 2016 are required to meet the following codes:            

Residential Buildings (One and Two Family Dwellings):                                                                                                2009 International Residential Code
             2013 Connecticut Amendment
             2011 National Electrical Code    

All Buildings other than One and Two Family Dwellings:
             2003 International Existing Building Code
             2003 International Mechanical Code
             2003 International Plumbing Code
             2009 International Energy Conservation Code
             2011 National Electrical Code
             ICC/ANSI A117.1 - 2003
             2005 CT Supplement (Effective 12/31/2005)
             2009 CT Amendment (Effective 8/1/2009)

Copies available from International Code Council
1-800-786-4452 or www.iccsafe.org

CT specific version of the 2003 International Building Code, 2012 International Residential Code and 2012 International Building Code are available from the International Code Council. This version has the CT amendments incorporated into one book.

Construction/Code Questions
Click here to find a wide variety of questions regarding construction and code compliance including accessibility standards, fireplaces, pool fences, and structural questions. Helpful diagrams are included.

Modifications to the CT State Building Code 

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