State of Alaska
The 2014 NEC has been adopted unamended by the State of Alaska. After a lengthy administrative review, it was signed by the Lieutenant Governor and became effective on March 6, 2016. The regulations are found in the Alaska Administrative Code (AAC) 70.025.
Alaska is currently uses the 2006 International Energy Conservation Code and the 2009 editions of the other I-Codes. There is no definite timeline when the newer codes will be adopted.