United States · Chemical import checklist
Check destination tariff classification, chemical controls, transport and documentation requirements.
Official source portals
01 / TARIFF
Search import tariff and national subheadings
USITC Harmonized Tariff Schedule
Open official portal ↗02 / CHEMICAL REGISTER
Search active/inactive chemical substance inventory
US EPA TSCA Inventory
Open official portal ↗03 / CONTROL & PERMITS
Review TSCA obligations and import certification
US EPA — TSCA and import requirements
Open official portal ↗Official links are evidence entry points. This page does not automatically verify chemical registrations, national tariff codes, licences or tax rates.
Jurisdiction-specific checks
- Verify TSCA inventory, certification/exemption and use restrictions.
- Review HTSUS 10 digits and origin-dependent measures.
- Confirm DOT/PHMSA transport category and current SDS.
Confirm the current requirements
The importer should verify current requirements for the actual composition, use, quantity and transport mode. Use the official portals for research and confirm declarations and permissions with the responsible local party.