Importers of HS 6404.19 (footwear having uppers of which over 50 percent of the exter) from Vietnam actually paid 21.21% on the taxed portion of the value in 2026-06 — 21.02% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 10.5%. Over the window the rate on the taxed portion moved 11.49% → 21.21%, with the largest single step +7.1pp in 2025-05. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 10.5% — importers actually paid 21.21%, so the trade-war overlay added 10.7 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "6404.19", origin: "Vietnam") · see it at trimtabist.com/tariffs
HS 6404.19. The schedule base rate is 10.5%; importers from Vietnam actually paid 21.21% on the dutiable value in 2026-06 — the trade-war overlay added 10.7 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 11.49% (2023-07) → 21.21% (2026-06), largest single step +7.1pp in 2025-05.
Vietnam's lower duty (21.02% vs 23.47%) lets it price up to 2% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $8.82/kg vs $17.69/kg (duty in, freight out).
All goods from Vietnam · the whole tariff ledger · 19 CBP rulings cite this code · reproduce: tariff_story(hs: "6404.19", origin: "Vietnam") via /connect. Not customs or legal advice.