1910.147(c)(7)(i)(A): Authorized Employee Lockout Training
Employers must train each authorized employee, the person who locks or tags out equipment, to recognize the hazardous energy sources that apply, the type and amount of energy in the workplace, and the methods needed to isolate and control that energy.
Key takeaways
- 1910.147(c)(7)(i)(A) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart J).
- OSHA cited it 938 times in the last 3 years, in 921 inspections, with $5,657,112 in current penalties.
- 12 deaths are linked to inspections that cited this rule.
- Most citations: MI (194), OH (142), IL (94).
- Related part: 1910.147(c) General (11,187 citations).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.147(c)(7)(i)(A) is one requirement inside 1910.147 The control of hazardous energy (lockout/tagout), an OSHA general industry standard (Part 1910, Subpart J). The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(A) Each authorized employee shall receive training in the recognition of applicable hazardous energy sources, the type and magnitude of the energy available in the workplace, and the methods and means necessary for energy isolation and control. 938 citations
Source: eCFR, text current as of 2026-10-15. Read all of 1910.147.
Injuries linked to this rule
12 deaths are linked to inspections where OSHA cited 1910.147(c)(7)(i)(A).
At 4:00 p.m. on October 22, 2024, an employee working as a machine maintenance technician was on an inclined conveyor preparing to maintain its gearbox. The employee was on top of the "naturals" conveyor (#C8) associated with the Colorbiotics mulch dye machine while a coworker…
Full case list with employer, penalty, filters and download is part of OSHA Data (Purple Belt).
Unlock with Purple BeltWhere and how often it was cited
| Year | Citations |
|---|---|
| 2023 | 57 |
| 2024 | 379 |
| 2025 | 295 |
| 2026 | 207 |
Top states: MI (194), OH (142), IL (94), WI (92), NC (85)
Largest penalties
| Employer | Location | Penalty for this rule |
|---|---|---|
| MDLG, INC. | PHENIX CITY, AL | $483,969 |
| FUYAO GLASS AMERICA INC. | MORAINE, OH | $165,514 |
| CLEVELAND STEEL CONTAINER CORPORATION | PEOTONE, IL | $141,876 |
| FLORENCE HARDWOODS, LLC | FLORENCE, WI | $137,508 |
| KUMHO TIRE GEORGIA, INC. | MACON, GA | $110,351 |
Free toolbox talk
A 5-minute crew talk on 1910.147(c)(7)(i)(A), plus alerts when this rule changes. Free.
OSHA interpretation letters
None exist. OSHA has not published a letter of interpretation for 1910.147(c)(7)(i)(A).
Related parts of this rule
- 1910.147(c) General 11,187 citations
- 1910.147(c)(4) Energy control procedure 4,087 citations
- 1910.147(c)(4)(i) 2,952 citations
- 1910.147(c)(7) Training and communication 2,758 citations
- 1910.147(c)(6) Periodic inspection 2,446 citations
- 1910.147(c)(7)(i) 2,347 citations
- 1910.147(c)(6)(i) 2,024 citations
- 1910.147(c)(1) Energy control program 1,454 citations
- 1910.147(c)(4)(ii) 1,131 citations
- 1910.147(c)(6)(ii) 408 citations
- 1910.147(c)(5) Protective materials and hardware 350 citations
- 1910.147(c)(7)(iv) 311 citations
Get your crew competent
Trainers on Black Belt Safety: Marc Harvey, Dana Reyes
Trainers and suppliers: feature your business on this rule for $25/month.
Frequently asked questions
Who must receive this training?
Each authorized employee, meaning a person who locks or tags out machines to service them.
What must authorized employees learn?
How to recognize applicable hazardous energy sources, the type and magnitude of energy in the workplace, and the methods for isolating and controlling it.
Is general awareness training enough for authorized employees?
No. Authorized employees need this specific training on energy sources and isolation methods.
About this page
Sources
- 29 CFR 1910.147 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-10-20
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.