# Letters of Interpretation
1 - 1910.333(c) - Lockout/tagout of electrical hazards by workers who install, maintain, repair or replace premises wiring systems.
2 - 1910.333(b) - Lockout/tagout of electrical hazards by workers who install, maintain, repair or replace premises wiring systems.
3 - 1910.333(b) - Lockout of tagout requirements for electrical hazards
4 - 1910.333(b)(2)(iv)(B) - Whether an LED type device ca be used for the isolation and deenergization verification requirements of 1910.147 and 1910.333.
5 - 1910.333(b)(2)(iii)(D) - Whether an LED type device ca be used for the isolation and deenergization verification requirements of 1910.147 and 1910.333.
6 - 1910.333(b)(2) - Whether an LED type device ca be used for the isolation and deenergization verification requirements of 1910.147 and 1910.333.
7 - 1910.333(b) - Whether an LED type device ca be used for the isolation and deenergization verification requirements of 1910.147 and 1910.333.
8 - 1910.333, 1910.333(b), 1910.333(b)(2), 1910.333(b)(2)(iii)(D), 1910.333(b)(2)(iv)(B) - Whether an LED type device ca be used for the isolation and deenergization verification requirements of 1910.147 and 1910.333.
9 - 1910.333 - Detachable vs. permanent side shields for safety glasses; modifications to safety glasses.
10 - 1910.333(a)(1) - "Continuous industrial processes" and the infeasibility of de-energizing equipment under 29 CFR 1910.333.
11 - 1910.333, 1910.333(a)(1) - "Continuous industrial processes" and the infeasibility of de-energizing equipment under 29 CFR 1910.333.
12 - 1910.333(b)(2) - OSHA requirements for warning signs and protection from electric-arc-flash hazards and compliance with NFPA 70E-2004.
13 - 1910.333(a)(1) - OSHA requirements for warning signs and protection from electric-arc-flash hazards and compliance with NFPA 70E-2004.
14 - 1910.333, 1910.333(a)(1), 1910.333(b)(2) - OSHA requirements for warning signs and protection from electric-arc-flash hazards and compliance with NFPA 70E-2004.
15 - 1910.333(c)(2) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
16 - 1910.333(b)(2)(iii)(E) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
17 - 1910.333(b)(2) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
18 - 1910.333(b) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
19 - 1910.333(a)(2) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
20 - 1910.333(a)(1) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
21 - 1910.333, 1910.333(a)(1), 1910.333(a)(2), 1910.333(b), 1910.333(b)(2), 1910.333(b)(2)(iii)(E), 1910.333(c)(2) - Clarification about 29 CFR 1910.333 and 29 CFR 1910.147 as they relate to work inside an electrical panel and on related equipment.
22 - 1910.333(b)(2) - Acceptability of using a light switch as a disconnecting means for the electrical lockout/tagout standard.
23 - 1910.333(b)(1) - Acceptability of using a light switch as a disconnecting means for the electrical lockout/tagout standard.
24 - 1910.333(a)(2) - Acceptability of using a light switch as a disconnecting means for the electrical lockout/tagout standard.
25 - 1910.333 - Use of ANSI C2-1997 as guidance for protecting employees working near insulated shielded conductors
26 - 1910.333 - Use of verification tags for lockout.
27 - 1910.333(c)(2) - Qualifications for resetting circuits or replacing fuses; electrical enclosures must be approved.
28 - 1910.333(b) - Applicability of OSHA's LOTO standards; isolation and verification procedures.
29 - 1910.333(b)(2)(v)(C) - Evaluation of proposed modifications to the Bureau of Prisons' Lockout/Tagout (LOTO) procedures.
30 - 1910.333(b)(2) - Evaluation of proposed modifications to the Bureau of Prisons' Lockout/Tagout (LOTO) procedures.
31 - 1910.333(a)(1) - Evaluation of proposed modifications to the Bureau of Prisons' Lockout/Tagout (LOTO) procedures.
32 - 1910.333, 1910.333(a)(1), 1910.333(b)(2), 1910.333(b)(2)(v)(C) - Evaluation of proposed modifications to the Bureau of Prisons' Lockout/Tagout (LOTO) procedures.
33 - 1910.333(b) - Lockout/tagout: preferred means of energy isolation; non cord-and-plug powered equipment.
34 - 1910.333 - Shutdown and restoration of power to equipment for a phase-to-ground condition.
35 - 1910.333(a)(1) - Training and PPE for employees performing tests on equipment.
36 - 1910.333 - Letter requesting interpretation of the OSHA electrical standards as they apply to employees using insulated hand tools
37 - 1910.333 - Minimum approach distances
38 - 1910.333(a)(1) - Safety electrical work practices; motor disconnects;work clearances.
39 - 1910.333 - Eyeglasses with exposed metal parts.
40 - 1910.333(c)(2) - Qualified employee requirements for the servicing and maintenance of electrical equipment.
41 - 1910.333(b) - Qualified employee requirements for the servicing and maintenance of electrical equipment.
42 - 1910.333 - Rulings or requirements for employees in the electrical trade to wear steel-toe shoes.
43 - 1910.333 - Nonconductive siderails for portable ladders for private or contractual fire departments.
44 - 1910.333 - Minimally acceptable levels of illumination; Resistor banks on overhead cranes; Overhead lines; Protective gloves on energized equipment.
45 - 1910.333 - Applicability of the new Electrical Safety final rule, Subpart S, to the construction industry