Oklahoma

Last updated on 2014-01-17

Current Code2006 IECC
Amendments / Additional State Code InformationThe Oklahoma Uniform Building Code incorporated the 2006 edition of the International Building Code, and, by reference, the 2006 IECC.

OK Referenced Standards
Approved Compliance ToolsCan use COMcheck
State Specific Research Impacts of ASHRAE 90.1-2007 for Commercial Buildings in the State of Oklahoma (BECP Report, Sept. 2009)
Approximate Energy EfficiencyEquivalent to 2006 IECC
Effective Date07/15/2011
Adoption Date05/27/2011
Code EnforcementMandatory
Jurisdictions
DOE DeterminationASHRAE 90.1-2007: No
ASHRAE 90.1-2010: No

Energy cost savings for Oklahoma resulting from the state updating its commercial and residential building energy codes in accordance with federal law are significant, estimated to be on the order of nearly $150 million annually by 2030.

Oklahoma DOE Determination Letter, May 31, 2013


Current Code2009 IRC
Amendments / Additional State Code Information
Approved Compliance ToolsCan use REScheck
State Specific Research Impacts of the 2009 IECC for Residential Buildings in the State of Oklahoma (BECP Report, Sept. 2009)
Approximate Energy EfficiencyEquivalent to 2009 IRC
Effective Date07/15/2011
Adoption Date05/27/2011
Code EnforcementMandatory
Jurisdictions
DOE Determination2009 IECC: No
2012 IECC: No

Energy cost savings for Oklahoma resulting from the state updating its commercial and residential building energy codes in accordance with federal law are significant, estimated to be on the order of nearly $150 million annually by 2030.

Oklahoma DOE Determination Letter, May 31, 2013


Code Change ProcessLegislative
Code Change CycleReviewed
Timeline of CycleEvery 3 years

State Owned / Funded Buildings

All state buildings over 10,000 sq. ft. to follow LEED guidelines or those of Green Globes. Compliance will be measured by the Department of Central Services. HB 3394, 200. 

Adoption Process

Statewide residential and building codes are reviewed by the OUBCC and then sent to the Legislature and Governor for approval. For more information on the legistlative process, see Permanent Rules and Executive Orders of OUBCC.

Enforcement Process

Local jurisdictions are responsible for enforcing any locally adopted codes. The Oklahoma State Department of Central Services administers construction and maintenance programs for state-owned and -leased buildings.

Compliance Process

For state-owned buildings, the Oklahoma Office of Central Services, Construction Properties Division, monitors the construction process for compliance with the relevant construction codes. Non-state-owned buildings must comply with whatever the state has put in place, which is currently the 2003 International Building Code (IBC) that includes the 2003 International Energy Conservation Code (IECC).

Background

1997 - BOCA 1996, including 1995 MEC
2004 - IBC 2003, including 2003 IECC
2007 Proposed - 2006 IBC, including 2006 IECC

State codes are mandatory for jurisdictions without codes and for state facilities.