My Electrical CEU
        

NEC Adoption by State

State

Current Edition Of The NEC In Effect (Effective Date)

2020 NEC UPDATE Status (Effective Date)

Other Editions Of NEC Update Status (Effective Date)

Alabama

2014 (July 1, 2016, (Alabama Division of Construction Management)

 

 

Alaska

2017 (5/9/2018)

 

 

Arizona

Local adoption only 

 

 

Arkansas 

2017 with AR amendments (1/1/2018) 

 

 

California 

2017 with CA amendments (1/1/2020) 

 

 

Colorado

2020 (7/1/2020) 

 

 

Connecticut

2017 (10/1/2018)

Update process underway
(Effective date not established)

 

Delaware

2014 (3/11/2016)

 

Update process (2017) underway 
(Effective date not established)

Florida

2014 (12/31/2017)

 

Update process (2017) underway (12/31/2020) 

Georgia 

2017 (1/1/2018)

Update process underway
(1/1/2021)

 

Hawaii  2017 (8/21/2018)
 
   
Idaho 2017 (7/1/2017)

Update process underway
(7/1/2021)

 
Illinois  2008 (7/1/11 - commercial occupancies for areas outside of local jurisdictions that have adoption authority)    
Indiana 2008   Update process (2017) underway 
(Effective date not established)
Iowa  2017 (1/1/2018) 

Update process underway
(1/1/2021)

 
Kansas 2008 (2/4/11 - State Fire Marshal)    
Kentucky
 
2017 (1/1/2019)     
Louisiana  2014 (2/1/2018)  
 
Maine  2017 with Maine amendments (11/6/2017)  Update process underway
(Effective date not established)
 
Maryland  2014 (1/1/2015)     
Massachusetts   2020 w/MA Amendments (12/27/2019)     
Michigan   2017
Commercial (1/4/2019)
One- and two-family dwellings (2/8/2016) 
   
Minnesota 
 
2017 (7/1/2017)

Update process underway
(11/17/2020)

 
Mississippi Local adoption only    
Missouri  Local adoption only    
Montana  2014 (10/23/2014)   Update process (2017) underway (effective date not established)
Nebraska 
 
2017 (8/1/17)

Update process underway
(Effective date not established)

 
Nevada 2011 (7/1/13 - Nevada State Pubic Works Division)    
New Hampshire  2017 with NH amendments (1/1/2018)

Update process underway
(Effective date not established)

 
New Jersey 2017 (9/3/19 with 6 month grace period for new permits)    
New Mexico  2017 (2/1/2018)   Update process underway
(Effective date not established)
 
New York  2017 (5/12/2020)     
North Carolina 
 
2017 (6/12/2018)

Update process underway
(Effective date not established)

 
North Dakota 
 
2017 (7/1/2017)

Update process underway
(1/1/2021)

 
Ohio 
 

2017
Commercial (11/1/2017)

2014
One-, two- and three-family dwellings (1/1/2016)
 

Update process underway
(Effective date not established)

 
Oklahoma 
 
2014
Commercial (11/1/2015)
Residential 2015 IRC Electrical
Chapters (11/1/2016) 
  Update process (2017) underway
(effective date not established)
Oregon 
 
2017 with Oregon amendments (10/1/2017)
 

Update process underway
(Effective date not established)

 
Pennsylvania
 
2014
 
  Update (2017) process underway
(Effective date not established)
Rhode Island 
 
2017 (8/1/2019)
 

Update process underway
(Effective date not established)

 
South Carolina 2017 with SC amendments (1/1/2020)    
South Dakota 
 
2020 (7/1/2020)
 
   
Tennessee 2017 (10/1/2018)
 
   
Texas 2020 (11/1/2020)
 
   
Utah

2017 
Commercial (7/1/2018)

2014
One- and two-family dwellings (7/1/2016)

Update process underway 
(7/1/2021)
 
Vermont 2017 with Vermont amendments (10/1/2017) Update process underway
(Effective date not established)
 
Virginia 2014
 
   
Washington 2020 (10/29/2020)    
West Virginia 2017 (3/24/2020)    
Wisconsin 2017
Commercial (8/1/2018)
  One- and two-family dwellings (1/1/2020)
Wyoming 2020 (7/1/2020)
 
   
Chicago 2017 with Chicago amendments (3/1/2018)    
New York City 2008 w/NYC amendments (7/1/2011)   2014 (effective date not established)
 

Copyright © 2021 My Electrical CEU