Importers of HS 4011.30 (of a kind used on aircraft) from Thailand actually paid 9.97% on the taxed portion of the value in 2026-06 — 0% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is Free. Over the window the rate on the taxed portion moved null% → 9.97%, with the largest single step +10pp in 2025-04. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is Free — importers actually paid 9.97%, so the trade-war overlay added 10 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "4011.30", origin: "Thailand") · see it at trimtabist.com/tariffs
HS 4011.30. The schedule base rate is Free; importers from Thailand actually paid 9.97% on the dutiable value in 2026-06 — the trade-war overlay added 10 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved % (2023-07) → 9.97% (2026-06), largest single step +10pp in 2025-04.
All goods from Thailand · the whole tariff ledger · reproduce: tariff_story(hs: "4011.30", origin: "Thailand") via /connect. Not customs or legal advice.