Importers of HS 6107.12 (of man-made fibers) from Vietnam actually paid 24.32% on the taxed portion of the value in 2026-06 — 24.32% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 14.9%. Over the window the rate on the taxed portion moved 14.9% → 24.32%, with the largest single step -8.7pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 14.9% — importers actually paid 24.32%, so the trade-war overlay added 9.4 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "6107.12", origin: "Vietnam") · see it at trimtabist.com/tariffs
HS 6107.12. The schedule base rate is 14.9%; importers from Vietnam actually paid 24.32% on the dutiable value in 2026-06 — the trade-war overlay added 9.4 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 14.9% (2023-07) → 24.32% (2026-06), largest single step -8.7pp in 2026-03.
Vietnam's lower duty (24.32% vs 31.51%) lets it price up to 5.8% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $7.22/kg vs $18.64/kg (duty in, freight out).
All goods from Vietnam · the whole tariff ledger · 2 CBP rulings cite this code · reproduce: tariff_story(hs: "6107.12", origin: "Vietnam") via /connect. Not customs or legal advice.