| # | Letters of Interpretation |
|---|---|
| 1 | - 1910.1200(f)(1)(v) - Requirements for labeling of products shipped for export to domestic and international destinations, under the revised Hazard Communication Standard (HCS 2012) |
| 2 | - 1910.1200(f)(1)(v) - Labeling requirements for absorbent clay products in various packaging configurations |
| 3 | - 1910.1200(f)(1)(v) - Acute Toxicity classification under hazard communication |