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 | - 1910.1200(g)(2)(xii) - Use of physical versus mailing address of the responsible party listed on the MSDS. |
| 2 | - 1910.1200(g)(2)(xii) - Responsible party for MSDSs and labelling of imported chemicals. |
| 3 | - 1910.1200(g)(2)(xii) - Interpretation on availability of emergency information under the Hazard Communication Standard. |