US Engineering Services: OSHA inspections and violations

29 CFR 1910.303 · Electrical equipment, general requirements

29 CFR 1910.303(b)(1)(iv)

(iv) Electrical insulation;

29 CFR 1910.333 · Working near live electrical parts

29 CFR 1910.333(a)(1)

(1) Deenergized parts. Live parts to which an employee may be exposed shall be deenergized before the employee works on or near them, unless the employer can demonstrate that deenergizing introduces additional or increased hazards or is infeasible due to equipment design or operational limitations. Live parts that operate at less than 50 volts to ground need not be deenergized if there will be no increased exposure to electrical burns or to explosion due to electric arcs.

29 CFR 1910.333(b)(2)

(2) The procedures also incorporate the requirements of paragraphs (b)(2)(iii)(D) and (b)(2)(iv)(B) of this section.

29 CFR 1910.335 · Safeguards for personnel protection