Except for purposes of transmission facility siting under chapter 49-22 and regulatory accounting including the determination of the demarcation between federal and state jurisdiction over transmission in interstate commerce and local distribution, for purposes of this title and chapter 57-33.2, lines designed to operate at a voltage of 41.6 kilovolts or more are transmission lines, and lines designed to operate at a voltage less than 41.6 kilovolts are distribution lines.
N.D.C.C. § 49-21.1-01.1