Data record `std.nfpa-70e.structure.120-5-simple-complex`

Verified 2026-10-27 Confidence: High

Under clause 120.5(A) of NFPA 70E-2027 a simple lockout/tagout is the de-energizing of one set of conductors or one circuit-part source by qualified persons solely to safeguard employees, with each worker responsible for their own devices and no written plan required per application, while a complex lockout/tagout, permitted where there are multiple energy sources, crews, crafts, locations, employers or disconnecting means, a particular sequence, or a job spanning more than one work period, requires a written plan of execution that names the person in charge and provides a group lockout mechanism.

Provenance. Where this record comes from and where it is used: the cited source, the record itself and the entry that cites it.

Provenance: the chain from source to entry.
Step	Item	Detail
Source	NFPA 70E-2027	Licensed standard, clause 120.5(A)
Data record	std.nfpa-70e.structure.120-5-simple-complex	Verified 2026-10-27
Entry	Standard for Electrical Safety in the Workplace	No revisions

Subject: Standard for Electrical Safety in the Workplace (Standards)
Kind: Standard scope
Source: NFPA 70E-2027, clause 120.5(A), Standard for Electrical Safety in the Workplace, NFPA. Publisher page

History

Every recorded change to this data record, oldest first.
Date	Change
2026-10-27	created

Cite this page

Cite the governing standard for the fact itself; cite this page as the finding aid.

"Data record std.nfpa-70e.structure.120-5-simple-complex." Arc Flash Reference. 2026-10-27. https://www.arcflashreference.com/data/std.nfpa-70e.structure.120-5-simple-complex/.

Arc Flash Reference, Data record std.nfpa-70e.structure.120-5-simple-complex (Oct. 27, 2026), https://www.arcflashreference.com/data/std.nfpa-70e.structure.120-5-simple-complex/.

@misc{etr-data-std-nfpa-70e-structure-120-5-simple-complex,
  title = {Data record std.nfpa-70e.structure.120-5-simple-complex},
  howpublished = {\url{https://www.arcflashreference.com/data/std.nfpa-70e.structure.120-5-simple-complex/}},
  organization = {Arc Flash Reference},
  publisher = {Arc Flash Reference},
  year = {2026},
  note = {last substantive change 2026-10-27}
}

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