#	Standard Interpretations
1	10/15/2024 - 1910.147 - Inspection Guidance for Animal Slaughtering and Processing Establishments
2	08/31/2021 - 1910.147 - Trip and Emergency Switches on Mills and Calenders
3	09/22/2014 - 1910.147 - Electronic Certification of Training
4	12/12/2012 - 1910.147 - Whether an LED type device ca be used for the isolation and deenergization verification requirements of 1910.147 and 1910.333.
5	08/02/2012 - 1910.147 - Clarification on the use of a tagout device when an energy isolating device is capable of being locked out.
6	04/03/2012 - 1910.147 - Application of Lockout/Tagout to Employees Performing Maintenance Tasks on Cord and Plug Equipment
7	08/30/2011 - 1910.147 - Use of local valves as a means of equipment isolation for energy control.
8	08/04/2011 - 1910.147 - Numerous questions on lockout/tagout under 1910.147 and 1910.269
9	11/30/2010 - 1910.147 - Numerous questions on lockout/tagout under 1910.147 and Subpart S.
10	01/25/2008 - 1910.147, 1910.147(a)(2)(ii), 1910.147(b) - Use of a PLC system as an alternative measure which provides effective protection for minor servicing activities.
11	05/04/2007 - 1910.147, 1910.147(a)(2)(ii), 1910.147(b), 1910.147(f)(1) - Lockout/Tagout and the provisions for testing or positioning of machines while they are energized.
12	04/23/2007 - 1910.147, 1910.147(b), 1910.147(c)(7), 1910.147(c)(7)(iii)(A), 1910.147(c)(7)(iii)(B), 1910.147(f)(2)(i) - Application of Control of Hazardous Energy (LOTO) requirements to compressed gas cylinders.
13	04/18/2007 - 1910.147, 1910.147(d)(5)(ii) - PRCS and LOTO requirements for accumulation of stored energy in steam pits
14	02/26/2007 - 1910.147, 1910.147(a)(2)(ii), 1910.147(b) - Evaluation of the ElectroGuard disconnect system for use as an energy isolating device.
15	12/28/2006 - 1910.147, 1910.147(a)(2)(ii), 1910.147(a)(2)(iii)(A), 1910.147(b) - Application of the Lockout/Tagout standard to die-setting activities and other machine setup operations.
16	10/11/2006 - 1910.147, 1910.147(a)(1)(i), 1910.147(c)(5)(ii) - Use of LOTO device on equipment placed in "out of service" status not related to servicing or maintenance.
17	08/25/2006 - 1910.147, 1910.147(a)(2)(ii), 1910.147(b), 1910.147(f)(1) - Several questions regarding OSHA's LOTO and Bakery standards 29 CFR 1910.147 and 1910.263.
18	07/28/2006 - 1910.147 - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
19	07/12/2006 - 1910.147, 1910.147(c)(4)(ii) - PSM compliance for ammonia refrigeration systems.
20	05/09/2006 - 1910.147, 1910.147(c)(4)(i) - Use of additional lock on a conveyor and baler system exceeds one lockout device.
21	01/18/2006 - 1910.147, 1910.147(a)(2)(ii) - Interlock requirements for access door(s) of trash compactor.
22	10/24/2005 - 1910.147, 1910.147(c)(7)(i) - Training programs for the Control of Hazardous Energy (LOTO) and for the Hazard Communication standard are not satisfied solely by merely providing employees written documentation.
23	08/24/2005 - 1910.147, 1910.147(a)(2)(ii), 1910.147(a)(2)(iii)(A) - Lockout/tagout requirements for servicing manually-controlled vertical/horizontal milling machine and drill press tool changes.
24	07/07/2005 - 1910.147 - Machine guarding and exposure to hazards from robotic laundry shuttles.
25	04/22/2005 - 1910.147, 1910.147(a)(2)(ii), 1910.147(b), 1910.147(d), 1910.147(f)(1) - Lock out/Tag out (LOTO) requirements for die-setting operations in hydraulic power presses.
26	11/10/2004 - 1910.147, 1910.147(c)(4)(ii) - Recognition of ANSI/ASSE Z244.1 "Control of Hazardous Energy - Lockout/Tagout and Alternative Methods" consensus standard
27	04/07/2004 - 1910.147, 1910.147(f)(1), 1910.147(a)(2)(ii), 1910.147(a)(3)(ii) - Printing Industry: Lock Out/Tag Out and the essential elements of the inch-safe-service technique
28	06/13/2003 - 1910.147 - Response to Edison Electric Institute's concerns regarding draft Instruction CPL 2-1.18A, "Enforcement of the Electric Power Generation, Transmission and Distribution Standard."
29	06/13/2003 - 1910.147 - Response to Exelon Generation's concerns regarding draft Instruction CPL 2-1.18A, "Enforcement of the Electric Power Generation, Transmission and Distribution Standard."
30	05/13/2003 - 1910.147, 1910.147(c)(3), 1910.147(c)(2)(iii) - Acceptability of modifying a standard on/off switch to provide lockout capability to a machine.
31	12/02/2002 - 1910.147 - Applicability of the confined-space standard to dock-leveler pits.
32	08/30/2002 - 1910.147, 1910.147(c)(5)(ii)(B) - Color is not the only prescribed factor for the standardization of LOTO devices.
33	07/08/2002 - 1910.147, 1910.147(c)(5) - Use of verification tags for lockout.
34	11/16/2000 - 1910.147 - Applicability of OSHA's LOTO standards; isolation and verification procedures.
35	07/10/2000 - 1910.147, 1910.147(e)(3) - Evaluation of proposed modifications to the Bureau of Prisons' Lockout/Tagout (LOTO) procedures.
36	11/10/1999 - 1910.147 - LOTO of hydraulic systems; postal workers' exposure to hazardous material spills.
37	02/26/1999 - 1910.147, 1910.147(a)(2)(ii)(A), 1910.147(a)(2)(ii)(B), 1910.147(a)(2)(iii)(A) - OSHA enforcement policy on vertical food mixers.
38	02/27/1997 - 1910.147 - Clarification on entitlement of a copy of energy control program documentation at meat packing plant.
39	10/29/1996 - 1910.147 - Consultants performing lockout/tagout periodic inspections.
40	10/02/1996 - 1910.147 - Food Inspectors lockout/tagout procedures.
41	09/11/1996 - 1910.147 - Voluntary safety and health audits under the Occupational Safety and Health Act
42	05/15/1996 - 1910.147 - Electrical generators in hospitals and the control of hazardous energy.
43	10/27/1995 - 1910.147 - Guidance in determining whether elevator pits meet the definition of confined spaces.
44	09/27/1995 - 1910.147 - Interpretation of the Process Safety Management of Highly Hazardous Chemicals Standard.
45	08/28/1995 - 1910.147 - The Lockout/Tagout Standard.
46	05/24/1995 - 1910.147 - Clarification concerning the Electric Power Generation, Transmission, and Distribution standard.
47	11/15/1993 - 1910.147 - Permit-Required Confined Spaces: metal container curing ovens.
48	06/14/1993 - 1910.147 - Applicability of the Machine Guarding and Lockout/Tagout standards to printing presses
49	09/16/1992 - 1910.147 - Printing Presses: requirements for normal production and servicing operations
50	08/05/1991 - 1910.147 - Motor starter circuits and energy isolation devices
51	06/04/1991 - 1910.147 - Interpretation of 1910.147, related to floating fish processors.
52	04/10/1991 - 1910.147 - Work permits in lockout/tagout standard requirements

#	Federal Register
1	08/09/2023 - 1910.147 - 88:53929 - Nucor Steel Connecticut Incorporated; Revocation of Permanent Variance - PDF
2	04/13/2022 - 1910.147 - 87:21926-21928 - Agency Information Collection Activities: Announcement of the Office of Management and Budget (OMB) Control Numbers Under the Paperwork Reduction Act - PDF
3	03/02/2021 - 1910.147, 1910.147(d)(3), 1910.147(d)(4)(iii), 1910.147(f)(3) - 86:12209-12217 - Gestamp West Virginia: Grant of Permanent Variance - PDF
4	12/23/2020 - 1910.147, 1910.147(c)(4)(i), 1910.147(c)(4)(ii), 1910.147(c)(5)(ii)(D), 1910.147(c)(5)(iii), 1910.147(c)(5)(ii)(D), 1910.147(c)(6)(i), 1910.147(c)(6)(ii), 1910.147(c)(7)(iv), 1910.147(c)(9), 1910.147(f)(2)(i) - 85:84004-84005 - Standard on the Control of Hazardous Energy (Lockout/Tagout); Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
5	08/05/2020 - 1910.147, 1910.147(d)(3) - 85:47422-47429 - Gestamp West Virginia; Application for Permanent Variance and Interim Order; Grant of Interim Order; Request for Comments - PDF
6	05/20/2019 - 1910.147, 1910.147(a)(1)(i), 1910.147(a)(2)(i), 1910.147(a)(3)(i), 1910.147(b), 1910.147(c)(8), 1910.147(d)(4), 1910.147(d)(4)(i), 1910.147(d)(4)(ii), 1910.147(d)(6) - 84:22756-22762 - The Control of Hazardous Energy (Lockout/Tagout) - PDF
7	03/19/2018 - 1910.147 - 83:12031-12032 - Agency Information Collection Activities; Submission for OMB Review; Comment Request; Hazardous Energy Control Standard - PDF
8	11/01/2017 - 1910.147 - 82:50689-50691 - Standard on the Control of Hazardous Energy (Lockout/Tagout); Extension of the Office of Management and Budget's (OMB) Approval of Information Collection... - PDF
9	10/04/2016 - 1910.147, 1910.147(a)(1), 1910.147(a)(1)(i) - 81:68504-68685 - Standards Improvement Project-Phase IV; Proposed Rule - PDF
10	04/08/2016 - 1910.147, 1910.147(d), 1910.147(d)(4)(i), 1910.147(d)(4)(ii) - 81:20680-20688 - Nucor Steel Connecticut Incorporated; Grant of a Permanent Variance - PDF
11	12/02/2015 - 1910.147, 1910.147(d)(4)(i), 1910.147(d)(4)(ii) - 80:75472-75480 - Nucor Steel Connecticut Incorporated; Application for Permanent Variance and Interim Order; Grant of Interim Order; Request for Comments - PDF
12	05/04/2015 - 1910.147 - 80:25365-25526 - Confined Spaces in Construction; Final Rule - PDF
13	03/17/2015 - 1910.147 - 80:13893-13894 - Agency Information Collection Activities: Announcement of the Office of Management and Budget (OMB) Control Numbers Under the Paperwork Reduction Act - PDF
14	08/18/2014 - 1910.147 - 79:48769-48770 - Agency Information Collection Activities; Submission for OMB Review; Comment Request; Hazardous Energy Control Standard (Lockout/Tagout) - PDF
15	04/02/2014 - 1910.147 - 79:18583-18585 - Standard on the Control of Hazardous Energy (Lockout/Tagout); Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
16	07/25/2011 - 1910.147 - 76:44265 - General Working Conditions in Shipyard Employment; Correction - PDF
17	02/15/2011 - 1910.147 - 76:8780-8782 - Standard on the Control of Hazardous Energy (Lockout/Tagout); Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
18	09/18/2008 - 1910.147 - 73:54118-54123 - Tree Care Operations - PDF
19	02/25/2008 - 1910.147 - 73:10067 - Submission for OMB Review: Comment Request - PDF
20	10/30/2007 - 1910.147 - 72:61378-61381 - Standard on the Control of Hazardous Energy (Lockout/Tagout); Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
21	03/11/2004 - 1910.147 - 69:11664-11666 - Control of Hazardous Energy (Lockout/Tagout) Standard; Extension of the Office of Management and Budget's Approval of Information-Collection (Paperwork) Requirements - PDF
22	09/06/2002 - 1910.147 - 67:57036-57037 - Submission for OMB Review; Comment Request - PDF
23	06/06/2002 - 1910.147 - 67:39049 - Submission for OMB Review; Comment Request - PDF
24	03/07/2002 - 1910.147 - 67:10435 - Submission for OMB Review; Comment Request - PDF
25	12/28/2001 - 1910.147 - 66:67321-67323 - Standard on the Control of Hazardous Energy sources (Lockout/Tagout)(29 CFR 1910.147); Extension of the Office of Management and Budget's (OMB) Approval of Information-Collection (Paperwork) Requirements. - PDF
26	06/20/2000 - 1910.147 - 65:38302-38304 - The Control of Hazardous Energy (Lockout/Tagout): Notice of the Availability of a Lookback Review Pursuant to the Regulatory Flexibility Act and Executive Order 12866. - PDF
27	01/04/1999 - 1910.147 - 63:71656 - Oregon State Standards; Notice of Approval. - PDF
28	01/04/1999 - 1910.147 - 64:204 - Permit-Required Confined Spaces. - PDF
29	12/04/1998 - 1910.147 - 63:67136-67139 - Submission for OMB Review; Comment Request. - PDF
30	12/01/1998 - 1910.147 - 63:66018-66036 - Permit-Required Confined Spaces. - PDF
31	08/13/1998 - 1910.147 - 63:43424-43425 - Control of Hazardous Energy Sources (Lockout/Tagout) (29 CFR 1910.147); Information Collection Requirements. - PDF
32	07/31/1997 - 1910.147 - 62:41002 - Review of the Control of Hazardous Energy Sources (Lockout/Tagout) Standard. - PDF
33	07/31/1997 - 1910.147 - 62:41002 - Review of the Ethylene Oxide Standard. - PDF
34	05/29/1997 - 1910.147 - 62:29089-29090 - Notice of Public Meeting on Review of the Control of Hazardous Energy Sources (Lockout/Tagout) Standard (29 CFR 1910.147) - PDF
35	03/30/1993 - 1910.147 - 58:16612-16623 - Control of Hazardous Energy Sources (Lockout/Tagout); Supplemental Statement of Reasons.
36	09/20/1990 - 1910.147 - 55:38677-88 - Corrections and Technical Amendments to Final Rule on Control of Hazardous Energy Sources (Lockout/Tagout)
37	11/06/1989 - 1910.147 - 54:46610 - Control of Hazardous Energy; Lockout/Tagout; Suspension of Effective Date
38	10/17/1989 - 1910.147 - 54:42498-42499 - Control of Hazardous Energy Sources (Lockout/Tagout)
39	10/06/1989 - 1910.147 - 54:41364 - Control of Hazardous Energy Sources (Lockout/Tagout); Electrical Safety
40	09/01/1989 - 1910.147 - 54:36644-36690 - Control of Hazardous Energy (Lockout/Tagout); Machinery, Equipment Maintenance; Final Rule - PDF
41	08/30/1988 - 1910.147 - 53:33149-50 - Lockout/Tagout
42	08/09/1988 - 1910.147 - 53:29920-2 - Lockout/Tagout
43	04/29/1988 - 1910.147 - 53:15496-15528 - Lockout/Tagout

#	Regulations
1	08/01/2011 - 1910.147 - The control of hazardous energy (lockout/tagout).

#	Directives
1	08/18/2009 - 1910.147 - National - CPL 03-00-010 [CPL 03-00-010] - Petroleum Refinery Process Safety Management National Emphasis Program - PDF
2	02/11/2008 - 1910.147 - National - CPL 02-00-147 [CPL 02-00-147] - The Control of Hazardous Energy - Enforcement Policy and Inspection Procedures - PDF

#	Memorandum of Understanding (MOU)
1	12/21/1994 - 1910.147 - Department of Energy (DOE) - Gaseous Diffusion Plants

#	Settlement Agreement
1	06/08/2016 - - Corporate-Wide Settlement Agreement - Ashley Furniture Industries, Inc. - 06/08/2016