#	Standard Interpretations
1	03/29/2023 - 1910.399 - Application of OSHA standards when an employer is using the "Focused Electrode Leak Locator" (FELL)
2	12/16/2013 - 1910.399 - Application of 29 CFR 1910 Subpart S to design of industrial machinery
3	04/24/2012 - 1910.399 - NRTL requirements for shielding gas regulators.
4	07/24/2006 - 1910.399 - Approval of employee-furnished equipment for use in hazardous locations; definition of "electric utilization equipment."
5	10/27/2005 - 1910.399 - Acceptability of using a light switch as a disconnecting means for the electrical lockout/tagout standard.
6	10/24/2005 - 1910.399 - The definition of "Readily accessible" does not necessarily preclude the locking of electrical panels, provided those needing ready access are provided a key or lock combination.
7	08/10/2005 - 1910.399 - Approval requirements for replacement, modification, repair, or rehabilitation of electrical utilization equipment.
8	02/01/2005 - 1910.399 - Use of personal cooling fans listed for "residential use only" in an industrial setting.
9	05/11/2004 - 1910.399 - Electrical equipment approved by a NRTL is acceptable to OSHA.
10	04/05/2004 - 1910.399 - Acceptability of locking switches in the closed (on) position for transformers attached to the main bus duct system.
11	03/31/2004 - 1910.399 - Fixed Wiring in Research Facilities and High Voltage Cable Tray Systems at Department of Energy (DOE) Research Laboratories
12	11/26/2003 - 1910.399 - Electrical equipment grounding requirements on concrete floors.
13	08/26/2003 - 1910.399 - Installation and use of electrical equipment must be consistent with NRTL intructions for that equipment.
14	08/22/2003 - 1910.399 - Use of portable vacuum cleaners for cleaning up aluminum and wood dust.
15	05/13/2003 - 1910.399 - Acceptability of modifying a standard on/off switch to provide lockout capability to a machine.
16	05/12/2003 - 1910.399 - Electrical safety requirements for rechargeable racks for paging transmitters.
17	08/08/2002 - 1910.399 - Applicable OSHA standards and safety considerations for microwave device use in a laboratory
18	04/10/2001 - 1910.399(a) - Review of electrical schematic diagrams; OSHA does not approve equipment designs.
19	11/16/2000 - 1910.399 - Applicability of OSHA's LOTO standards; isolation and verification procedures.
20	12/18/1997 - 1910.399 - Electrical Conductor Identification.
21	01/14/1997 - 1910.399 - Clarification of the OSHA standards applicable to H. VIR (inspection) Windows installed in electrical equipment enclosures.
22	03/12/1996 - 1910.399 - Grounding requirements with respect to a battery charger used with rechargeable power tools.
23	09/01/1995 - 1910.399 - The Canadian Standards Association, a nationally recognized testing laboratory, marking and double insulated tools
24	06/07/1995 - 1910.399 - Variance request.
25	12/14/1994 - 1910.399 - Certification of manufactured products intended for use in the workplace
26	08/24/1993 - 1910.399 - All electrical equipment must be approved.
27	02/18/1992 - 1910.399 - Electrical standards as it applies to desktop computers.
28	12/27/1991 - 1910.399 - Use of general protective equipment and tools by employees when working near exposed energized conductors or circuit parts in the workplace
29	10/08/1991 - 1910.399 - The use of Maxon-CS-0520-HD VHF transceivers.
30	07/05/1990 - 1910.399 - Repair/Rebuilding of UL Listed Equipment for Hazardous Locations.
31	02/28/1990 - 1910.399 - The listing requirements in the U.S. for Industrial Packaging equipment.
32	01/09/1989 - 1910.399 - Interpretation concerning dry type 5-15 kv transformers and definitions of the terms "acceptable" and "special equipment".
33	10/29/1986 - 1910.399 - Testing equipment for use in potentially hazardous environments.
34	07/16/1985 - 1910.399 - Nationally recognized testing laboratories evaluate safety features of electrical devices.