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Hazmat question

Who is responsible for hazmat classification?

PHMSA guidance places responsibility on the shipper/offeror to properly identify and classify the hazardous material.

Answer
PHMSA guidance places responsibility on the shipper/offeror to properly identify and classify the hazardous material.

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Most hazmat searches happen while someone is trying to make a real operational decision: classify a product, check a package quantity, verify paperwork, review an SDS, or confirm whether a waste or chemical appears in a federal table.

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Related guide

How Do I Calculate RQ for a Chemical Mixture? →

Reference basis: 49 CFR §172.101, the supplied Appendix A database, and PHMSA hazmat guidance. Verify current requirements for the specific shipment.