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Correction to electrical live-part guarding interpretation

Summary OSHA informed an employer that it had corrected a September 26, 2002 interpretation of electrical live-part guarding. A statement applying Note 2 of Table S-1 to the live-part guarding provision was removed because the note applies only to working clearances. The letter records the correction to OSHA’s earlier guidance.
Document
Federal opinion letter
Agency
Occupational Safety and Health Administration (OSHA)
Document number
2005-07-01
Date issued
July 1, 2005
Status
Active
OSHA says this letter corrects its September 26, 2002 interpretation by striking a statement about Note 2 to Table S-1.
Status last verified October 8, 2026

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This letter constitutes OSHA's interpretation only of the requirements discussed and may not be applicable to any situation not delineated within the original correspondence.

July 1, 2005

Mr. Marvin B. Moore

ExxonMobile

Refining and Supply Company

[Recipient address omitted]

Dear Mr. Moore:

Please note that the Occupational Safety and Health Administration (OSHA), from time to time, updates its public website. The purpose of this letter is to inform you that our posted interpretation to you, dated September 26, 2002, has been updated to more accurately reflect our policy regarding the Guarding of live parts, §1910.303(g)(2), electrical requirements.

Specifically, the statement that Note 2, to Table S-1 — WORKING CLEARANCE, applies to paragraph 1910.303(g)(2), is being stricken as it is inconsistent with the provisions of the standard. (See page three of the attached letter.) This note only applies to the working clearance provisions contained in §1910.303(g)(1) and not to the 1910.303(g)(2) provisions for guarding live parts.

Thank you for your interest in occupational safety and health. We apologize for any confusion the earlier documents may have caused. As this letter demonstrates, OSHA's re-examination of an issue may result in the clarification or correction of previously stated enforcement guidance. To keep apprised of such developments, you can consult OSHA's website at http://www.osha.gov. If you have any further questions, please feel free to contact the Office of General Industry Enforcement at (202)693-1850.

Sincerely,

Richard E. Fairfax, Director

Directorate of Enforcement Programs

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