Importers of HS 6203.42 (bib and brace overalls) from Vietnam actually paid 25.91% on the taxed portion of the value in 2026-06 — 25.91% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 10.3%. Over the window the rate on the taxed portion moved 16.47% → 25.91%, with the largest single step -8.6pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 10.3% — importers actually paid 25.91%, so the trade-war overlay added 15.6 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "6203.42", origin: "Vietnam") · see it at trimtabist.com/tariffs
HS 6203.42. The schedule base rate is 10.3%; importers from Vietnam actually paid 25.91% on the dutiable value in 2026-06 — the trade-war overlay added 15.6 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 16.47% (2023-07) → 25.91% (2026-06), largest single step -8.6pp in 2026-03.
Vietnam's lower duty (25.91% vs 33.82%) lets it price up to 6.3% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $4.76/kg vs $21.22/kg (duty in, freight out).
All goods from Vietnam · the whole tariff ledger · 5 CBP rulings cite this code · reproduce: tariff_story(hs: "6203.42", origin: "Vietnam") via /connect. Not customs or legal advice.