Lock out/Tag out (LOTO) requirements for die-setting operations in hydraulic power presses.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.


April 22, 2005

Mr. William H. Kincaid
Lockton Companies of St. Louis
Three City Place Drive
Suite 900
St. Louis, MO 63141

Dear Mr. Kincaid:

Recognition of ANSI/ASSE Z244.1 "Control of Hazardous Energy - Lockout/Tagout and Alternative Methods" consensus standard

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

November 10, 2004

Mr. Edward V. Grund, CSP, PE
Chairman, Z244 ASC
1800 E. Oakton Street
Des Plaines, IL 60018

Dear Mr. Grund:

Use of additional lock on a conveyor and baler system exceeds one lockout device.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 9, 2006

Mr. Kevin Donaghue
Vice President
Aon Risk Services, Inc. of Illinois
200 East Randolph Street
Chicago, IL 60601

Dear Mr. Donaghue:

Thank you for your March 15, 2006, letter to the Occupational Safety and Health Administration's (OSHA) Correspondence Control Unit. You had questions regarding OSHA's Control of hazardous energy (lockout/tagout), 29 CFR §1910.147, standard. Your question and our reply follow.

Lockout/tagout requirements for servicing manually-controlled vertical/horizontal milling machine and drill press tool changes.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

August 24, 2005

Mr. William H. Kincaid
Lockton Companies of St. Louis
Three City Place Drive
Suite 900
St. Louis, MO 63141

Dear Mr. Kincaid:

Article in Magazine Containing Incorrect Information About Lockout/Tagout Requirements.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

September 4, 1991

Lockout/Tagout for circuit breaker blocking and locking devices.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

August 30, 1991

Mr. Steven J. Benda
President
Block-Out Products, Inc.
P.O. Box 782
Cokato, Minnesota 55321

Dear Mr. Benda:

This is in response to your letter of July 1, in which you request an opinion regarding compliance with 29 CFR 1910.147 (Lockout/Tagout) for your circuit breaker blocking and locking devices. You enclosed literature on both your single pole model and multi-pole device, as well as your explanation of the products. We apologize for the delay in responding.

Confirmation on lockout/tagout, specifically with the standard covering periodic inspections.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

July 31, 1991

Mr. David J. McGuan
Safety Engineering Supervisor
Champion International Corporation
Publication Papers
P.O. Box 1200
Bucksport, Maine 04416

Dear Mr. McGuan:

This is in response to your letter of March 27, in which you requested written confirmation on 29 CFR 1910.147 (lockout/tagout), following a verbal interpretation from Mr. Rolland Stroup, of my staff. Specifically, you were concerned with the section of the standard covering periodic inspections. Please accept our apology for the delay in this response.

Lockout/Tagout with regards to the cleanup and sanitizing of machinery and equipment in the meatpacking industry.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

July 29, 1991

Mr. William E. Funcheon, Jr. & Associates
RR 2 Box 419F
Monticello, Indiana 47960

Dear Mr. Funcheon:

This is in further response to your undated letter that we received on May 24, in which you asked if the Occupational Safety and Health Administration (OSHA) requires point of operation guards and/or lockouts to be in place during the cleanup and sanitizing of machinery and equipment in the meat packing industry.

Interlock requirements for access door(s) of trash compactor.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

January 18, 2006

Mr. Dennis O'Hagan
Columbia University
B-230 East Campus
Mail Code 3405
410 West 118th Street
New York, NY 10027

Dear Mr. O'Hagan:

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.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

October 24, 2005

Withheld

Dear Withheld: