Importers of HS 3823.70 (oleyl) from Indonesia actually paid 12.03% on the taxed portion of the value in 2026-06 — 12.03% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 5.1%. Over the window the rate on the taxed portion moved 2.26% → 12.03%, with the largest single step +8.8pp in 2025-10. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 5.1% — importers actually paid 12.03%, so the trade-war overlay added 6.9 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "3823.70", origin: "Indonesia") · see it at trimtabist.com/tariffs
HS 3823.70. The schedule base rate is 5.1%; importers from Indonesia actually paid 12.03% on the dutiable value in 2026-06 — the trade-war overlay added 6.9 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 2.26% (2023-07) → 12.03% (2026-06), largest single step +8.8pp in 2025-10.
Indonesia's lower duty (12.03% vs 19.82%) lets it price up to 7% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $2.25/kg vs $2.27/kg (duty in, freight out).
All goods from Indonesia · the whole tariff ledger · reproduce: tariff_story(hs: "3823.70", origin: "Indonesia") via /connect. Not customs or legal advice.