Michael Johnston

Executive Director of Standards, NECA

Michael Johnston is NECA’s executive director of standards and safety. He is chair of the NEC Technical Correlating Committee. He served as a principal representative on NEC CMP-5 representing IAEI for the 2002, 2005, and 2008 cycles and is currently the chair of CMP-5, representing NECA for the 2011, 2014 and 2017 NEC cycles. Mike is a member of the IBEW and has experience as an electrical journeyman wireman, foreman and project superintendant. Mike worked for the International Association of Electrical Inspectors (IAEI) as the director of education, codes and standards for almost 10 years. He also worked as an electrical inspector and electrical inspection field supervisor for the city of Phoenix, Ariz. Johnston is an active member of IAEI, the NFPA Electrical Section, Education Section, the UL Electrical Council, and National Safety Council. Reach him at mj@necanet.org.

Articles by Michael Johnston

March 2015
Advances in medical technology have resulted in more medical appliances and equipment being used in general-care and critical-care patient bed locations. The governing body of the healthcare facility typically determines the level of care in a given area. READ MORE
February 2015
The term “qualified person” has a very broad meaning in a general context. From a simple standpoint, outside of the codes and standards world, it might mean having the qualities, accomplishments, etc., that fit a person for some function, office, or the like. Basically, many people are qualified for various functions or positions, and some are not. READ MORE
January 2015
A reader wrote in that an inspector had turned down one of his projects, citing the installation was in violation of National Electrical Code (NEC) 517.13(A) and (B) because Type MC cable was installed in the patient-care areas. READ MORE
December 2014
During a recent National Electrical Code (NEC) training program, inquiries about ground-fault protection of equipment (GFPE) were raised. Two questions were: Why is ground-fault protection required for large equipment rated at 1,000 volts (V) or less, and what are the requirements for GFPE when the equipment is installed in healthcare distribution systems? READ MORE
November 2014
What does the National Electrical Code (NEC) require when installing isolated/insulated grounding-type receptacles and auxiliary grounding electrodes? Some manufacturers threaten to void warranties unless equipment is connected only to a driven ground rod and not the branch-circuit equipment grounding conductor. This article provides clarification regarding this misinformation. READ MORE
October 2014
The 2014 National Electrical Code (NEC) has new requirements for field-applied hazard warning markings, signs and labels. Throughout the NEC, rules that required signs, labels and other markings also required a specific signal word be included in the sign, label or marking. READ MORE
September 2014
In a recent training presentation, a question came up about the new identification requirements for automatically controlled receptacles. Does the marking need to be on the receptacle face, or is a marking on the faceplate in compliance? Let’s look at these new requirements and the rules that apply. 
August 2014
Traditional construction methods and techniques have evolved to be more efficient and cost-effective. Technology affords the construction industry the ability to model projects remotely and prefabricate many of the construction elements off-site. READ MORE
July 2014
Grounding electrode conductor connections are an important part of any electrical safety system. These connections ensure the path to ground through any of the grounding electrodes identified in Section 250.52(A). At a recent training session, several questions came up about grounding electrode conductor connections to electrodes. Do they always have to be accessible? Do they have to be listed? READ MORE