Lapse in Appropriations
For workplace safety and health, please call 800-321-6742; for mine safety and health, please call 800-746-1553; for Job Corps, please call 800-733-5627 and for Wage and Hour, please call 866-487-9243 (866-4-US-WAGE). This website is currently not being updated due to the suspension of Federal government services. The last update to the site was 10/1/2025. Updates to the site will start again when the Federal government resumes operations.
| # | Letters of Interpretation |
|---|---|
| 1 | - 1910.303(g)(2)(i) - Guarding requirements for 50 volts or more DC. |
| 2 | - 1910.303(g)(2) - Guarding energized equipment at voltages below 60 volts DC. |
| 3 | - 1910.303(g)(2) - Guarding energized electrical parts within cable trays (H.D. Roberts Jr/DEP/GIE/Harvey/26006) |
| 4 | - 1910.303(g)(2) - Update to September 26, 2002 interpretation letter regrading the guarding of live parts electrical requirements. |
| 5 | - 1910.303(g)(2)(ii) - Requirements for working clearances and spaces around electrical equipment, e.g., ladder cable trays. |
| 6 | - 1910.303(g)(2) - Use of ANSI C2-1997 as guidance for protecting employees working near insulated shielded conductors |
| 7 | - 1910.303(g)(2) - Motor wiring connects. |