Importers of HS 8462.63 (numerically controlled) from Korea, South actually paid 10% on the taxed portion of the value in 2026-06 — 10% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 4.4%. Over the window the rate on the taxed portion moved null% → 10%, with the largest single step +19.4pp in 2025-11. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 4.4% — importers actually paid 10%, so the trade-war overlay added 5.6 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "8462.63", origin: "Korea, South") · see it at trimtabist.com/tariffs
HS 8462.63. The schedule base rate is 4.4%; importers from South Korea actually paid 10% on the dutiable value in 2026-06 — the trade-war overlay added 5.6 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved % (2023-09) → 10% (2026-06), largest single step +19.4pp in 2025-11.
All goods from South Korea · the whole tariff ledger · 1 CBP ruling cite this code · reproduce: tariff_story(hs: "8462.63", origin: "South Korea") via /connect. Not customs or legal advice.