Codebook history

A history of the adopted codes and standards

Commercial structures

Versions available online

2019 Oregon Structural Specialty Code - Effective Oct. 1, 2019

Chapter 1 amendments | April 1, 2021
Errata | September 2021

2014 Oregon Structural Specialty Code - Effective July 1, 2014 - Jan. 1, 2020

Emergency responder radio coverage amendments | June 7, 2019
Aviation hangar fire suppression amendments | June 2019
Exit access doorways for equipment rooms with boilers amendments | October 2018
Reference to ASME B31.3 pressure piping repeal | August 2018
Appendix N - New construction provisions amendments | January 2018
Low-frequency smoke and CO alarms amendments | February 2016
Separate facilities, panic hardware, solar integration, etc. amendments | April 2015
Accessible parking spaces and sign design errata | November 2018
Dining and drinking areas errata | August 2015
Radon control methods errata | June 2015
Chapter 11 figures, etc. errata | October 2014

2010 Oregon Structural Specialty Code - Effective July 1, 2010 - Sept. 30, 2014

Adopted model code history

International Building Code (IBC)

2019 OSSC - 2018 IBC - Effective Oct. 1, 2019
2014 OSSC - 2012 IBC - Effective July 1, 2014
2010 OSSC - 2009 IBC - Effective July 1, 2010
2007 OSSC - 2006 IBC - Effective April 1, 2007
2004 OSSC - 2003 IBC - Effective Oct. 1, 2004

Uniform Building Code (UBC)

1998 OSSC - 1997 UBC - Effective Oct. 1, 1998
1996 OSSC - 1994 UBC - Effective April 1, 1996
1993 OSSC - 1991 UBC - Effective Jan. 1, 1993
1990 OSSC - 1988 UBC - Effective Jan. 1, 1990
1986 OSSC - 1985 UBC - Effective July 1, 1986
1983 OSSC - 1982 UBC - Effective Aug. 1, 1983
1980 OSSC - 1979 UBC - Effective July 1, 1980
1978 OSSC - 1976 UBC - Effective March 1, 1978
1974 OSSC - 1973 UBC - Effective July 1, 1974

Electrical

Versions available online

2017 Oregon Electrical Specialty Code (OESC) - Effective April 1, 2021 | Amendments Summary
2014 Oregon Electrical Specialty Code (OESC) - Effective Oct. 1, 2014 | Amendments Summary
2011 Oregon Electrical Specialty Code (OESC) - Effective April 1, 2011 | Amendments Summary
2008 Oregon Electrical Specialty Code (OESC) - Effective April 1, 2008

Adopted model codes

NFPA 70, National Electrical Code (NEC)

2021 OESC / NEC - Effective April 1, 2021
2017 OESC / NEC - Effective Oct. 1, 2017
2014 OESC / NEC - Effective Oct. 1, 2014
2011 OESC / NEC - Effective April 1, 2011
2008 OESC / NEC - Effective April 1, 2008
2005 OESC / NEC - Effective April 1, 2005
2002 OESC / NEC - Effective Oct. 1, 2002
1999 OESC / NEC - Effective April 1, 2000
1996 OESC / NEC - Effective Oct. 1, 1996
1993 OESC / NEC - Effective July 1, 1993
1990 OESC / NEC - Effective July 1, 1990
1987 OESC / NEC - Effective May 1, 1987
1984 OESC / NEC - Effective July 1, 1984
1981 OESC / NEC - Effective Oct. 1, 1981
1978 OESC / NEC - Effective Jan. 1, 1978
1975 OESC / NEC - Effective July 1, 1975
1971 OESC / NEC - Effective May 1, 1972 (est.)
1968 OESC / NEC - Effective Jan. 1, 1969

Energy

Versions available online

2021 Oregon Energy Efficiency Specialty Code (OEESC) - Effective April 1, 2021, and mandatory Oct. 1, 2021

2019 Oregon Zero Energy Ready Commercial Code (OZERCC) - Effective Oct. 1, 2019 - Sept. 30, 2021

2014 Oregon Energy Efficiency Specialty Code (OEESC) - Effective July 1, 2014 - Dec. 31, 2019

Chapter 2 and Table 503 errata | May 2015

2010 Oregon Energy Efficiency Specialty Code (OEESC) - Effective July 1, 2010

Adopted model codes

ASHRAE Standard 90.1

2021 OEESC: ASHRAE Standard 90.1-2019 - Effective April 1, 2021
2019 OZERCC: Part I Commercial construction - ASHRAE Standard 90.1-2016 - Effective Oct. 1, 2019

International Energy Conservation Code (IECC)

2019 OZERCC: Part II Multi-family construction - 2018 (IECC) - Effective Oct. 1, 2019
2014 OEESC - 2009 (IECC) - Effective July 1, 2014
2010 OEESC - 2009 (IECC) - Effective July 1, 2010