Importers of HS 1605.21 (products containing fish meat; prepared meals) from Vietnam actually paid 10.01% on the taxed portion of the value in 2026-06 — 10.01% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 5%. Over the window the rate on the taxed portion moved 5% → 10.01%, with the largest single step -9.6pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 5% — importers actually paid 10.01%, so the trade-war overlay added 5 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "1605.21", origin: "Vietnam") · see it at trimtabist.com/tariffs
HS 1605.21. The schedule base rate is 5%; importers from Vietnam actually paid 10.01% on the dutiable value in 2026-06 — the trade-war overlay added 5 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 5% (2023-07) → 10.01% (2026-06), largest single step -9.6pp in 2026-03.
Vietnam's lower duty (10.01% vs 35%) lets it price up to 22.7% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $7.03/kg vs $7.54/kg (duty in, freight out).
All goods from Vietnam · the whole tariff ledger · 1 CBP ruling cite this code · reproduce: tariff_story(hs: "1605.21", origin: "Vietnam") via /connect. Not customs or legal advice.