Information on ground fault circuit Interrupters

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.

February 4, 1992

Requirements for cord sets connected to permanent wiring.

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 15, 1992

Mr. Robert L. Echols
Belco Electric, Inc.
3118 Marian Drive
Atlanta, Georgia 30340

Dear Mr. Echols:

This is in response to your January 31 letter requesting an interpretation of the application of Occupational Safety and Health Administration (OSHA) construction standards and whether temporary wiring requirements apply to cord sets connected to permanent wiring.

Ground-fault protection for branch circuits.

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 17, 1992

Mr. Stephen E. Herr
Safety Administrator
United Telephone - Eastern
P.O. Box 1201
Carlisle, Pennsylvania 17013-0905

Dear Mr. Herr:

This is in response to your July 17 letter requesting an interpretation of an Occupational Safety and Health Administration (OSHA) standard addressing ground-fault protection for branch circuits. I apologize for the delay in responding to your inquiry.

Ground Fault Circuit Interrupter Information

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.

MEMORANDUM FOR:          BYRON R. CHADWICK
                        REGI0NAL ADMINISTRATOR

THROUGH:                 LEO CAREY, DIRECTOR
                        OFFICE OF FIELD PROGRAMS

FROM:                    PATRICIA K. CLARK, DIRECTOR
                        DIRECTORATE OF COMPLIANCE PROGRAMS

SUBJECT:                 Magna Electrical Construction Co, Inc.

Extension Cords Connected to Permanent Wiring of a Construction Site Building

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 18, 1991

Mr. William Dillon
Assistant Commissioner
Virginia Occupational Safety & Health
Commonwealth of Virginia
Department of Labor and Industry
205 North Fourth Street
P.O. Box 12064
Richmond, Virginia 23241

Dear Mr. Dillon:

This letter is in response to the following questions from John Crisanti:

1) Does Federal OSHA consider extension cords, connected to the permanent wiring of a building on a construction site, to be temporary wiring?

CSHO use of external GFCI testers to enforce 29 CFR 1926.404(b)(1)

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 9, 2003

 

 

Application of 1926.404(b)(1) to 208-volt branch circuits; requirement for electrical subcontractor under 1926.404(b)(1) to provide ground-fault circuit interrupters on circuits used by other subcontractors

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.

March 22, 2005

Mr. John P. Masarick
Manager Codes, Standards & Safety
Independent Electrical Contractors, Inc.
4401 Ford Avenue
Suite 1100
Alexandria, VA 22302

Re: Whether the requirements of §1926.404(b)(1) apply to 208-volt branch circuits; whether an electrical subcontractor is required under §1926.404(b)(1) to provide ground-fault circuit interrupters on circuits used by other subcontractors

Dear Mr. Masarick:

Requirements of 1926.404(b)(1) application to 208-volt branch circuits; electrical subcontractor requirements under 1926.404(b)(1) to monitor other on-site subcontractors.

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.

February 7, 2005

Mr. Jeffrey P. Scarpello, Esq.
Executive Director
Penn-Del-Jersey Chapter
National Electrical Contractors Association
1500 Walnut Street
Suite 1630
Philadelphia, PA 19102

Re: Whether the requirements of §1926.404(b)(1) apply to 208-volt branch circuits; whether an electrical subcontractor is required under §1926.404(b)(1) to monitor other on-site subcontractors' compliance with that provision?

Dear Mr. Scarpello:

Electrical Standard; Clarifications; Corrections

  • Publication Date:
  • Publication Type:
  • Fed Register #:
    73:64202-64205
  • Title:
[Federal Register: October 29, 2008 (Volume 73, Number 210)][Rules and Regulations]               [Page 64202-64205]
From the Federal Register Online via GPO Access [wais.access.gpo.gov]
[DOCID:fr29oc08-8]                         

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DEPARTMENT OF LABOR

Occupational Safety and Health Administration

29 CFR Part 1910

[Docket No.