# Letters of Interpretation
1 - 1910.335(a)(2)(i) - OSHA requirements for warning signs and protection from electric-arc-flash hazards and compliance with NFPA 70E-2004.
2 - 1910.335(a)(2)(i) - Training and PPE for employees performing tests on equipment.
3 - 1910.335(a)(2)(i) - Use of insulated hand tools