Book excerpt: This informative introduction to the NEC provides electrical engineers, both professionals and students, with invaluable insight to customary building codes. Written by the Executive Director of Standards and Safety of the NECA, H. Brooke Stauffer offers a comprehensive description of the NEC and commonly encountered building codes when designing a building's electrical subsystems. The Engineer's Guide to the National Electrical Code steers beginning electrical engineers through the complex regulations of the NEC in a clear and accessible way.