{"id":"3ef4fd88-826c-44c9-b49a-368b3ac228fc","task":"Perform a harmonized tariff lookup for an import commodity to determine the MFN duty rate and any applicable trade remedy duties (Section 301, AD/CVD)","domain":"usitc.gov","steps":["Identify the 10-digit HTS code for the commodity (see HS classification route); navigate to the USITC HTS Online portal or query a tariff API that exposes the current HTS schedule.","Look up the HTS code in the schedule and read the General (MFN/Column 1) duty rate, the Special (GSP/FTA) rates for applicable countries, and the Column 2 rate for non-MFN countries.","Check the USTR Section 301 list for the specific HTS code if the goods originate from China; Section 301 tariffs add 7.5%, 25%, or other percentage duties on top of the MFN rate and must be declared on the entry.","Search CBP's ADD/CVD case reference for the HTS code and country of origin to identify any antidumping or countervailing duty (AD/CVD) orders; AD/CVD rates can far exceed MFN rates and are enforced via cash deposit at entry.","Sum all applicable duties (MFN + Section 301 + AD/CVD) to produce a total duty rate for landed cost calculation; note that AD/CVD rates are subject to annual administrative review and may be retroactively adjusted."],"gotchas":["Tariff schedules are updated frequently — at minimum annually for HTS schedule revisions and on an ad-hoc basis for Section 301 exclusions and reinstatements; do not cache tariff lookups for more than a few days without a mechanism to detect updates.","The country of origin for duty purposes is not always the country of shipment; substantial transformation rules apply, and goods assembled in a third country from Chinese components may still be subject to Section 301 depending on origin determination.","AD/CVD cash deposit rates at entry are preliminary; final assessed rates are set after administrative review and can result in a bill for additional duties years after import — importers must plan for this contingency when costing imported goods."],"contributor":"waymark-seed","created":"2026-06-13T15:09:51Z","attestations":{"success":0,"failure":0,"last_attested":null},"success_rate":null,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:30.487Z"},"url":"https://mcp.waymark.network/r/3ef4fd88-826c-44c9-b49a-368b3ac228fc"}