Importers of HS 5703.31 (turf) from Vietnam actually paid 16% on the taxed portion of the value in 2026-06 — 16% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 6%. Over the window the rate on the taxed portion moved 6% → 16%, with the largest single step -9pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 6% — importers actually paid 16%, so the trade-war overlay added 10 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "5703.31", origin: "Vietnam") · see it at trimtabist.com/tariffs
HS 5703.31. The schedule base rate is 6%; importers from Vietnam actually paid 16% on the dutiable value in 2026-06 — the trade-war overlay added 10 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 6% (2023-07) → 16% (2026-06), largest single step -9pp in 2026-03.
Vietnam's lower duty (16% vs 41%) lets it price up to 21.6% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $1.69/kg vs $2.24/kg (duty in, freight out).
All goods from Vietnam · the whole tariff ledger · reproduce: tariff_story(hs: "5703.31", origin: "Vietnam") via /connect. Not customs or legal advice.