History of the Connecticut State Building Code

Overview

The table below lists all of the Connecticut State Building Codes since the first in 1971 to the present day code. For more information, please contact the Office of the State Building Inspector.

 

1971 State of Connecticut Building Code - Effective 9/1/1971 to 8/31/1981

  • BOCA Basic Building Code/ 1970 as amended on various dates National Plumbing Code ASA A40.8 -1955
  • National Electrical Code: NFPA 70 - 1971 as of 4/1974
  • NFPA 70 - 1975 as of 11/10/77
  • ANSI A117.1 - 1961 

 

1978 State of Connecticut - Effective 9/1/1981 to 4/14/1987


1987 State of Connecticut Building Code - Effective 4/15/1987 to 10/15/1989

  • BOCA Basic/National Building Code/ 1984
  • BOCA Basic/National Mechanical Code/ 1984
  • BOCA Basic/National Plumbing Code/ 1984
  • CABO One and Two Family Dwelling Code/ 1986
  • National Electrical Code NFPA 70 - 1987
  • ANSI A117.1 - 1961 (Revised 1971)
  • BOCA 1986 Accumulative Supplement

  • April 15, 1987 Connecticut Supplement

 

1989 State of Connecticut Building Code - Effective 10/16/1989 to 6/14/1994

  • BOCA National Building Code/ 1987
  • BOCA National Mechanical Code/ 1987
  • BOCA National Plumbing Code/ 1987
  • CABO One and Two Family Dwelling Code/ 1986
  • National Electrical Code/ NFPA 70 - 1987
  • ANSI A117.1 - 1986
  • BOCA 1988 Accumulative Supplement

  • October 16, 1989 Connecticut Supplement

 

1994 State Building Code - Effective 6/15/1994 to 4/30/1999

  • BOCA National Building Code/ 1990
  • BOCA National Mechanical Code/ 1990
  • BOCA National Plumbing Code/ 1990
  • CABO One and Two Family Dwelling Code/ 1989
  • National Electrical Code/ NFPA 70 - 1993
  • CABO/ANSI A117.1 - 1992
  • BOCA 1992 Accumulative Supplement

 

1999 State Building Code with 2000 Amendment - Effective 5/1/1999 to 12/30/2005

with 

2004 Amendment

  • BOCA National Building Code/ 1996
  • 1996 International Mechanical Code
  • 1997 International Plumbing Code
  • CABO One and Two Family Dwelling Code/ 1995
  • *2003 International Residential Code
  • *2003 International Energy Conservation Code
  • *2002 National Electrical Code – NFPA 70-2002
  • ICC/ANSI A117.1 – 1998
  • May 1, 1999 Connecticut Supplement
  • April 7, 2000 – 2000 Amendment
  • September 1, 2004 – 2004 Amendment

*The 2000 and 2004 Amendments to the 1999 State Building Code adopted the 2003 International Residential Code, 2003 International Energy Conservation Code, and 2002 National Electrical Code – NFPA 70-2002.

 

2005 State Building Code - Effective 12/31/2005 to 9/30/2016

with

2009 Amendments

2011 Amendments

2013 Amendments
  • 2003 International Building Code
  • 2003 International Residential Code
  • 2003 International Existing Building Code
  • 2003 International Mechanical Code
  • 2003 International Plumbing Code
  • 2005 National Electrical Code NFPA 70-2005
  • *2006 International Energy Conservation Code
  • **2009 International Energy Conservation Code
  • ***2009 International Residential Code
  • ***2011 National Electrical Code
  • ICC/ANSI A117.1-2003
  • December 31, 2005 Connecticut Supplement
  • August 1, 2009 - 2009 Amendment
  • October 7, 2011 - 2011 Amendment
  • February 28, 2014 - 2013 Amendment

*The 2009 Amendments to the 2005 State Building Code adopted the 2006 International Energy Conservation Code.

**The 2011 Amendment to the 2005 State Building Code adopted the 2009 International Energy Conservation Code.

***The 2013 Amendment to the 2005 State Building Code adopted the 2009 International Residential Code and the 2011 National Electrical Code.

 

2016 State Building Code - Effective 10/1/2016 to 9/30/2018

  • 2012 International Building Code
  • 2012 International Residential Code
  • 2012 International Existing Building Code
  • 2012 International Mechanical Code
  • 2012 International Plumbing Code
  • 2012 International Energy Conservation Code
  • 2014 National Electrical Code NFPA 70-2014
  • ICC A117.1-2009

2018 State Building Code - Effective 10/1/2018 to 9/30/2022

  • 2015 International Building Code
  • 2015 International Residential Code
  • 2015 International Existing Building Code
  • 2015 International Mechanical Code
  • 2015 International Plumbing Code
  • 2015 International Energy Conservation Code
  • 2017 National Electrical Code NFPA 70
  • ICC A117.1-2009

 

2022 State Building Code - Effective 10/1/2022 (currently in effect)

  • 2021 International Building Code
  • 2021 International Residential Code
  • 2021 International Existing Building Code
  • 2021 International Mechanical Code
  • 2021 International Plumbing Code
  • 2021 International Energy Conservation Code
  • 2021 International Swimming Pool and Spa Code
  • 2020 National Electrical Code NFPA 70
  • ICC A117.1-2017