Federal Registers
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 1  2013 - 03/21/2013 - Kiewit Power Constructors Co. et al.; Application for a Permanent Variance and Request for Comments - 78: 17432-17448
 2  1998 - 08/03/1998 - Electrical Standards for Construction; Information Collection Requirements. - 63:41298-41299
 3  1972 - 02/25/1972 - Hazardous Locations - 37:0
 4  1972 - 02/17/1972 - Hazardous Locations - 37:3512
 5  1972 - 01/16/1972 - Hazardous Locations - 37:3431
 6  1971 - 08/17/1971 - Hazardous Locations - 36:15533

Standard Interpretations
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 1  2010 - 04/04/2010 - Whether extension cords may be repaired and returned to use.
 2  2005 - 02/07/2005 - 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.
 3  2003 - 07/09/2003 - CSHO use of external GFCI testers to enforce 29 CFR 1926.404(b)(1)
 4  2003 - 07/07/2003 - Use of approved GFCI's that do not have open-neutral protection.
 5  2003 - 05/19/2003 - Repair requirements for the cord plug (attachment plug) of double-insulated tools.
 6  1992 - 11/04/1992 - Ground fault circuit interrupters on extension cords and portable tools.
 7  1991 - 12/01/1991 - Ground continuity monitoring devices.
 8  1991 - 10/01/1991 - Approval of Portable Generators by a qualified testing laboratory.
 9  1989 - 05/16/1989 - A Ground-Fault Circuit Interrupter may not be used in lieu of a tester or meter that can test for continuity of the equipment grounding conductor.

Regulations (Standards - 29 CFR)
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 1  1926.404 - Wiring design and protection.