Pending Hazardous Materials (Hazmat) Interpretations
Pending interpretation letters that are under review by the Office of Hazardous Materials Safety are shown in the table below. To view the interpretation request document, click "View" for the corresponding interpretation. To submit comments on an interpretation under review, click the "Submit Comment" link for the corresponding interpretation. Finally, comment submissions will be accepted for 30 days after the pending interpretation letter is posted.
| Reference # | Requestor | Request Letter |
Comment Submission Deadline |
Submit Comments |
|---|---|---|---|---|
| 25-0113 | Hill Brothers Chemical Co. | View | 9/24/25 | Submit Comment |
| 25-0115 | NeoWave S.A.S. de C.V. | View | 9/24/25 | Submit Comment |
| 25-0116 | Impact Nano LLC | View | 9/24/25 | Submit Comment |
| 25-0117 | Hazmat Safety Consulting LLC | View | 9/25/25 | Submit Comment |
| 25-0118 | Fibrebond Corporation | View | 9/26/25 | Submit Comment |
| 25-0119 | Illinois Environmental Protection Agency | View | 9/29/25 | Submit Comment |
| 25-0120 | Southwest Airlines Co. | View | 10/8/25 | Submit Comment |
| 25-0121 | ICP | View | 10/8/25 | Submit Comment |
| 25-0123 | Southeast Consulting and Analysis | View | 10/15/25 | Submit Comment |
Last updated: Monday, September 15, 2025