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Tell us about errors in regulatory data, problems using the site, or ideas for improvement. Transmission is encrypted (TLS). Optional: leave your e-mail if you would like a reply.
Information only. This form is for corrections and product feedback. We cannot answer case-specific compliance questions by e-mail. See Help and scope for official contacts.
Helpful details
- Data issues: UN number, proper shipping name, and what looks wrong (e.g. packing group, special provision, ERG).
- Site bugs: what you clicked, what you expected, browser/device if relevant.
- Segregation check: list the materials (UN + class) and the result you question.
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