Its the greatest achievement of mankind and it affects every aspect of our lives. Based on questions posed to, and answered by, NFPA's Advisory Services engineers, NEC&174; Q&A Questions and Answers on. NECA Trade Teacher of the Year 2020 awarded to WA. S. The 28th edition of the Code includes the Canadian Electrical Code, Part 1, plus Ontario-specific amendments. National Electrical Code Update 2020 NEC (5 PDH) 43. 2012.