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Codebook history

A history of the adopted codes and standards

​Previous versions available online

​2010 Oregon Structural Specialty Code​ (OSSC) - Effective July 1, 2010​

Adopted model codes

International Building Code (IBC)

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)

2000 OSSC - 1997 UBC​ - Effective Oct. 1, 1999
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​​​​​​​​​​

Previous versions available online

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)

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​​​​​​​​​​​​​​​​​​​​​​​​​

Previous versions available online

2010 Oregon Energy Efficiency Specialty Code (OEESC)​ - Effective July 1, 2010
2011 Oregon Reach Code (ORC) - Commercial effective July 1, 2011 and residential effective Oct. 1, 2011
2010 Oregon Solar Installation Specialty Code (OSISC)​ - Effective Oct. 1, 2010

The OSISC has been integrated into the OSSC, Chapter 31.

Adopted model codes

International Energy Conservation Code (IECC)

2014 OEESC - 2009 (IECC) - Effective July 1, 2014
2010 OEESC - 2009 (IECC) - Effective July 1, 2010​​​​​​​​​​​​​​​​​​​​​​​​​​

Previous versions available online

2010 Oregon Mechanical Specialty Code​ - Effective July 1, 2010

Adopted model codes

International Mechanical Code (IMC)

2014 OMSC - 2012 IMC - Effective July 1, 2014
2010 OMSC - 2009 IMC - Effective July 1, 2010
2007 OMSC - 2006 IMC - Effective April 1, 2007
2004 OMSC - 2003 IMC - Effective Oct. 1, 2004
2002 OMSC - 2000 IMC - Effective Oct. 1, 2002
2000 OMSC - 1998 IMC - Effective Oct. 1, 1999

Uniform Mechanical Code (UMC)

1996 OMSC - 1994 UMC - Effective April 1, 1996
1993 OMSC - 1991 UMC - Effective Jan. 1, 1993
1990 OMSC - 1988 UMC - Effective Jan. 1, 1990
1986 OMSC - 1985 UMC - Effective May 1, 1986
1983 OMSC - 1982 UMC - Effective Aug. 1, 1983
1980 OMSC - 1979 UMC - Effective July 1, 1980
1978 OMSC - 1976 UMC - Effective March 1, 1978
1974 OMSC - 1973 UMC - Effective July 1, 1974​​​​​​​​​​​

Previous versions available online

2014 Oregon Plumbing Specialty Code (OPSC)​

2011 Oregon Plumbing Specialty Cod (OPSC)​

Adopted model codes

Uniform Plumbing Code (UPC)

2017 OPSC - 2015 UPC - Effective Oct. 1, 2017
2014 OPSC - 2009 UPC - Effective Oct. 1, 2014
2011 OPSC - 2009 UPC - Effective April 1, 2011
2008 OPSC - 2006 UPC - Effective April 1, 2008
2003 OPSC - 2003 UPC - Effective April 1, 2005
2000 OPSC - 1997 UPC - Effective April 1, 2000
1996 OPSC - 1994 UPC - Effective April 1, 1996
1992 OPSC - 1991 UPC - Effective Feb. 1, 1992
1990 OPSC - 1988 UPC - Effective Jan. 1, 1990
1987 OPSC - 1985 UPC - Effective Jan. 1, 1987
1984 OPSC - 1979 UPC - Effective Oct. 13, 1984
1981 OPSC - 1979 UPC - Effective July 1, 1981
1978 OPSC - 1976 UPC - Effective Jan. 1, 1978
1975 OPSC - 1973 UPC - Effective Feb. 1, 1975​​​​​​​​​​​​​​​​​​​

Previous versions available online

2014 Oregon Residential Specialty Code​ - Effective Oct. 1, 2014 to Jan. 1, 2018

2011 Oregon Residential Specialty Code​ - Effective July 1, 2011 to Jan. 1, 2014

2008 Oregon Residential Specialty Code​ - Effective April 1, 2008 to Oct. 1, 2011

Adopted model codes

International Residential Code (IRC)

2017 ORSC - 2015 (IRC) - Effective Oct. 1, 2017
2014 ORSC - 2009 (IRC) - Effective Oct. 1, 2014
2011 ORSC - 2009 (IRC) - Effective July 1, 2011
2008 ORSC - 2006 (IRC) - Effective April 1, 2008
2005 ORSC - 2003 (IRC) - Effective April 1, 2005
2003 ORSC - 2000 (IRC) - Effective April 1, 2003

Council of American Building Officials (CABO)

1998 - (Int. 1 & 2) - Effective April 1, 2000
1995 CABO - Effective April 1, 1996
1992 CABO - Effective April 1, 1995
1992 CABO - Effective May 1, 1993
1989 CABO - Effective April 1, 1990
1986 CABO - Not adopted
1983 CABO - Effective May 1, 1986​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​

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