(1) The Department of Labor and Industry, by and through the Bureau of Building and Measurement Standards, adopts and incorporates by reference the National Fire Protection Association Standard NFPA 70, National Electrical Code, 2005 edition referred to as the National Electrical Code unless another edition date is specifically stated. The National Electrical Code is a nationally recognized model code setting forth minimum standards and requirements for electrical installations. A copy of the National Electrical Code may be obtained from the Department of Labor and Industry, Bureau of Building and Measurement Standards, P.O. Box 200517, Helena, MT 59620-0517 or the National Fire Protection Association, One Batterymarch Park, P.O. Box 9101, Quincy, MA 02269-9101.