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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
25-0048 Administration Strategic Preparedness and Response (ASPR) View 6/6/2025 Submit Comment
25-0049 Boost Oxygen , LLC View 6/6/2025 Submit Comment
25-0050 Fleener Consulting LLC View 6/6/2025 Submit Comment
25--0051 Iowa State Patrol View 6/6/2025 Submit Comment
25--0052 DHL Global Forwarding View 6/6/2025 Submit Comment
25-0054 BASF View 6/6/2025 Submit Comment
25-0055 Commercial Vehicle Safety Alliance (CVSA) View 6/6/2025 Submit Comment
25-0056 Commercial Vehicle Safety Alliance (CVSA) View 6/6/2025 Submit Comment
25-0057 Commercial Vehicle Safety Alliance (CVSA) View 6/6/2025 Submit Comment
25-0058 Invinity Energy Systems View 6/6/2025 Submit Comment
25-0059 Currie Associates View 6/6/2025 Submit Comment
25-0060 GREIF View 6/6/2025 Submit Comment
25-0061 Ohio Public Utilities Commission View 6/6/2025 Submit Comment
25-0062 Mauser Packaging Solutions View 6/6/2025 Submit Comment
25-0063 Transportation Development Group, LLC View 6/6/2025 Submit Comment
25-0064 University of Michigan View 6/15/25 Submit Comment
25-0065 Karmanterra LLC View 6/15/25 Submit Comment
25-0066 The Hartford Steam Boiler
Inspection and Insurance Co.
View 6/15/25 Submit Comment
25-0067 gChem View 6/15/25 Submit Comment