Importers of HS 4203.21 (other) from Indonesia actually paid 13.78% on the taxed portion of the value in 2026-06 — 13.78% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 4.9%. Over the window the rate on the taxed portion moved 4.49% → 13.78%, with the largest single step -5.9pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 4.9% — importers actually paid 13.78%, so the trade-war overlay added 8.9 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "4203.21", origin: "Indonesia") · see it at trimtabist.com/tariffs
HS 4203.21. The schedule base rate is 4.9%; importers from Indonesia actually paid 13.78% on the dutiable value in 2026-06 — the trade-war overlay added 8.9 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 4.49% (2023-07) → 13.78% (2026-06), largest single step -5.9pp in 2026-03.
Indonesia's lower duty (13.78% vs 38.85%) lets it price up to 22% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $57.83/kg vs $73.39/kg (duty in, freight out).
All goods from Indonesia · the whole tariff ledger · reproduce: tariff_story(hs: "4203.21", origin: "Indonesia") via /connect. Not customs or legal advice.