“Is NFPA 70E the law?” is one of the most common questions in electrical safety, and one of the most consequential to get wrong. The short answer is no, not exactly - and the employers who stop at that short answer are often the ones who end up cited. Understanding the real relationship between OSHA and NFPA 70E is what keeps a compliance program defensible. Here is how the two actually fit together under the 2027 edition.
Is NFPA 70E the law?
NFPA 70E is a consensus standard, not a federal regulation. OSHA - the agency that writes and enforces workplace-safety law in the United States - does not adopt NFPA 70E by name in its electrical standards. So you are not violating a regulation by departing from a specific NFPA 70E provision the way you would by violating an OSHA rule. But that framing misses how enforcement actually works, and treating “70E isn’t law” as a defense is exactly the mistake that gets employers into trouble.
What OSHA actually requires
OSHA’s electrical-safety requirements sit in two places. First, its own standards - 29 CFR 1910 Subpart S for general industry - require that employees who face a risk of electric shock or arc flash be trained in, and use, safety-related work practices (1910.332 addresses training; 1910.333 addresses the work practices themselves). Second, and more broadly, the General Duty Clause - Section 5(a)(1) of the OSH Act - requires every employer to furnish a workplace “free from recognized hazards that are causing or are likely to cause death or serious physical harm.” Arc flash and electric shock are recognized hazards. So OSHA requires you to protect workers from them and to train workers to work safely. What OSHA does not do is spell out, step by step, exactly how.
How NFPA 70E fits: the recognized way to comply
That “how” is where NFPA 70E comes in. It is the consensus standard the electrical-safety profession developed to satisfy the very obligations OSHA imposes - the shock and arc flash boundaries, the risk assessments, PPE selection, training, and safe-work practices. OSHA points to NFPA 70E as a recognized industry method for meeting its requirements. In General Duty Clause enforcement, the standard becomes the yardstick: it is used to establish that a hazard was recognized and that a feasible means of abatement existed - because the industry, through NFPA 70E, had already defined how to control it.
Why “not the law” still has teeth
When OSHA cites an employer under the General Duty Clause after an arc flash injury, it has to show the hazard was recognized and that a feasible way to abate it existed. NFPA 70E is the evidence for both. Compliance officers, expert witnesses, and plaintiffs’ attorneys all use it as the benchmark for what a reasonable employer would have done. So “70E is not a regulation” is technically accurate and practically useless as a defense: you will be held to it whether or not you formally adopted it, because it is the recognized standard of care.
Why the 2027 edition matters for compliance
Here is the part that catches organizations flat-footed: the benchmark moves. NFPA 70E is revised on a three-year cycle, and the 2027 edition is the current one. “Recognized standard of care” means the current recognized standard - so a program built on the 2024 or 2018 edition is being measured against 2027. The 2027 edition tightened how energized work is staffed, planned, and briefed; a program that has not caught up carries a gap that shows up in exactly the after-incident review where it hurts most. Being current on the edition is not a formality - it is the difference between “we met the recognized standard” and “we were behind it.”
Training: required by OSHA, defined by NFPA 70E
Training is the clearest illustration of the relationship. OSHA requires electrical-safety training - that part is neither optional nor vague. But OSHA’s regulation does not tell you what a qualified person must demonstrate, how often to retrain, or what the curriculum must cover. NFPA 70E does: it defines the qualified person, sets retraining at intervals not to exceed three years (and sooner on changes, incidents, or observed deficiencies), and specifies the hazards and practices the training must address. The compliant path is simply: OSHA tells you that you must train; NFPA 70E - current edition - tells you what “trained” actually means.
What this means for your program
- Do not rely on “70E isn’t law.” You will be measured against it in enforcement and in litigation.
- Build and maintain the program to the current 2027 edition, and refresh it each cycle.
- Document training to NFPA 70E; retrain within three years and whenever a trigger occurs.
- Treat the General Duty Clause as the real requirement, and NFPA 70E as your documented, defensible means of meeting it.
Frequently asked questions
Is NFPA 70E OSHA law?
No. NFPA 70E is a consensus standard, not a federal regulation. OSHA does not adopt it by name, but it enforces electrical safety through 29 CFR 1910 Subpart S and the General Duty Clause, using NFPA 70E as the recognized benchmark for what a reasonable employer would do.
Does OSHA require NFPA 70E training?
OSHA requires electrical-safety training (Subpart S, 1910.332 and 1910.333). It does not mandate NFPA 70E by name, but NFPA 70E is the recognized standard that defines what that training should contain - so training to the current edition is the defensible way to comply.
Can OSHA cite me for not following NFPA 70E?
Not for “violating NFPA 70E” directly, but yes - under the General Duty Clause - for failing to protect workers from a recognized hazard, with NFPA 70E used as the evidence of what a reasonable employer would have done.
Which edition of NFPA 70E does OSHA hold me to?
The current recognized standard of care - the 2027 edition. Programs built on older editions are still measured against the current one.
If NFPA 70E isn’t law, why follow it?
Because it is the recognized standard of care: it is how you satisfy OSHA’s actual requirements, and it is the yardstick used in enforcement and litigation. “Not law” is not a defense.
Rick Hauf, CSP is a Certified Safety Professional with 35+ years in EHS and electrical safety. He teaches NFPA 70E nationwide - roughly 25 classes a year to electricians, EHS professionals, and Fortune 500 operators including hyperscale data centers, manufacturers, and utilities - with attendee ratings averaging 9.7/10. This article reflects the 2027 edition of NFPA 70E.