NEC® Adoption List
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State |
NEC Edition |
Comments |
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Alabama |
Effective October 1, 2012. for the first time, the State of Alabama has a statewide Code standard. The Alabama Energy and Residential Codes Board voted to adopt the 2009 International Residential Code (IRC) for new-home construction and the 2009 International Energy Conservation Code (IECC) for commercial construction. The State will allow county and local governments to amend specific provisions within the code where local conditions may warrant. Note that a few municipalities have already moved forward and adopted the 2012 International Residential Code and the 2011 National Electrical Code. |
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Alaska |
Effective October 16, 2012. |
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Arizona |
- |
The NEC is not adopted at the state level. Each municipality is free to adopt and amend the NEC. |
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Arkansas |
Effective January 1, 2012; adopted without amendment for all structures in the state. |
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California |
Effective 1/1/2014. The 2013 California Electrical Code, based on the 2011 National Electrical Code. The 2013 California Electrical Code (which is Title 24, Part 3 of the California Construction Codes) was adopted and published earlier in 2013 with minimal state amendments. |
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Colorado |
Colorado adopted 2011 NEC effective 7-1-11
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Connecticut |
2013 Amendment to the 2005 State Building Code effective February 28, 2014. This Amendment adopts the 2009 International Residential Code and the 2011 National Electrical Code into the 2005 State Building Code, with Connecticut specific changes. |
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Delaware |
The Delaware State Fire Prevention Commission adopted the 2011 National Electrical Code (NEC®), effective December 11, 2012. The 2011 NEC is adopted in its entirety with the exception of two amendments regarding the installation of smoke alarms on branch circuits protected by Arc-Fault Circuit-Interrupters. |
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District of Columbia |
District of Columbia adoptst the 2013 DC Construction Codes March 28, 2014. The 2013 Construction Codes are based on the 2012 model codes published by the International Code Council (ICC), and the 2011 National Electrical Code with amendments to reflect unique District policies and characteristics. |
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Florida |
The State of Florida begins implementation of the 2008 National Electrical Code® (NEC) October 1, 2009 with one amendment to safety |
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Georgia |
Effective 1/1/2012, with no amendments. |
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Hawaii |
2008 NEC was adopted by the state for state-owned buildings on 4/16/10. Local jurisdictions can adopt and enforce different codes, but Hawaii Electrical Code [2008NEC] is considered the minimum. |
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Idaho |
Effective 7/1/2008; adopted with amendments. On 1/31/12 adoption of 2011 NEC was rejected;the Board could take this up again later in 2012. |
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Illinois |
- |
There is no statewide adoption of the NEC. The state adopted the 2008NEC statewide effective July 1, 2011 for non-building code jurisdictions.The following local jurisdictions have adopted the 2008 NEC: Bloomington, Danville, Decatur, Glenn Ellyn, Mattoon, Normal, Rock Island, State of Illinois Capital Development, Washington. |
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Indiana |
Effective 6/2/2009. Deleted all Arc-Fault circuit protection and Tamper Resistant Receptacle requirements. |
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Iowa |
Effective 1/1/2012 with some exceptions.
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Kansas |
- |
There is no statewide adoption of the NEC in Kansas. 2008 NEC was adopted by the state for state-owned buildings, but local jurisdictions can adopt and enforce different codes. |
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Kentucky |
On November 30, 2011 the State of Kentucky approved the adoption of the 2011 NEC in the Kentucky Building Code without amendment. The 2011 NEC will become mandatory for all buildings in the state on February 1, 2012. |
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Louisiana |
Effective 1/1/2013. |
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Maine |
The 2011 NEC, with six technical amendments, became effective on July 19, 2011. |
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Maryland |
- |
The adoption of the NEC is at the local level. The state adopted the 2008 NEC on 1/1/2010 for state-owned facilities. |
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Massachusetts |
The effective date of adoption of the 2014 National Electrical Code (NFPA 70, 2014 Edition), with amendments particular to Massachusetts was January 1, 2014. |
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Michigan |
Effective July 1, 2013. This adoption affects all structures in the state except for one and two family dwellings. |
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Minnesota |
2011 NEC without amendment, effective date August 8, 2011. |
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Mississippi |
- |
The NEC is adopted at local levels. |
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Missouri |
- |
The NEC is adopted and enforced at the local level. |
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Montana |
Effective January 24, 2013 |
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Nebraska |
Without amendment with an effective date of April 9, 2014 |
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Nevada |
- |
The NEC is adopted and enforced at the local level. |
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New Hampshire |
The 2011 NEC with a single amendment is effective July 1, 2011. |
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New Jersey |
Effective May 7, 2012, the 2011 National Electrical Code with amendments became the electrical standard for all new electrical installations in the state. |
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New Mexico |
11/1/11 |
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New York |
State Fire Prevention and Building Code Council adopted a rule establishing the 2010 Energy Conservation Construction Code of New York State (the 2010 ECCCNYS) as the Energy Code in New York State. The updated Uniform Code is based on the 2006 International family of codes, and the 2010 ECCCNYS will be based on the 2009 IECC and ASHRAE 90.1-2007. NYS also uses the ICC-700 for new construction or rehabs according to NYSERDA regulations. The 2010 ECCCNYS satisfies ARRA’s requirements, and became effective on December 28, 2010.
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North Carolina |
Effective 7/3/2012. |
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North Dakota |
2011 NEC with implementation date of 9/1/2011
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Ohio |
2011 NEC for Commercial on November 1, 2011 and for Residential on January 1, 2013 |
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Oklahoma |
Effective November 1, 2012, all commercial electrical construction in Oklahoma will be in accordance with the 2011 National Electrical Code without the informative annexes. The final approval of the Oklahoma Uniformed Building Code Council took place on May 30, 2012. Along with the adoption of the 2011 NEC the council also approved the adoption of the 2009 International Code Council [ICC] editions of the IPC [International Plumbing Code], IMC [International Mechanical Code] and IFGC [International Fuel Gas Code] on commercial construction. |
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Oregon |
Oregon adopted 2011 NEC effective 4/1/2011
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Pennsylvania |
Effective Dec 10, 2009 Pennsylvania adopted the 2009 International Building Code and 2009 International Residential Code which reference the 2008 NEC. |
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Rhode Island |
2011 effective August 1, 2011. On June 23, 2011, the Rhode Island Building Code Legislative Oversight Committee approved the recommendation of the State Building Code Standards Committee to amend the Rhode Island Electrical Code (SBC-5) by updating the referenced document from the 2008 NEC to the 2011 NEC (with modifications). |
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South Carolina |
Effective 7/1/2013. |
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South Dakota |
Effective July 1, 2011 (with exceptions) |
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Tennessee |
Effective 1/1/2009 with amendments regulating electrical installations in dwellings. |
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Texas |
September 1, 2011.
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Utah |
Effective 7/1/2012. It should be noted however that Utah recognizes and adopts the electrical provisions of the International Residential Code. That means that the NEC does not apply to residences covered by the IRC: one and two-family dwellings and townhouses. |
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Vermont |
The Vermont Commissioner of Public Safety and the Electricians Licensing Board announced the adoption of the Vermont Electrical Safety Rules 2011, effective June 1, 2011. The 2011 NEC was adopted with fourteen amendments. |
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Virginia |
Virginia Housing Board adopted the 2009 Uniform Statewide Building Code, which references the 2009 I-codes and 2008 NEC effective 3-1-2012 |
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Washington |
Effective 12/31/2008 with state amendments.
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West Virginia |
As of September 1, 2013 |
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Wisconsin |
Effective 12/1/2013, with WI specific amendments. |
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Wyoming |
Effective 7/1/2011 |