Importers of HS 4418.75 (having a face ply more than 6 mm in thickness) from Vietnam actually paid 14.79% on the taxed portion of the value in 2026-06 — 14.79% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 3.2%. Over the window the rate on the taxed portion moved 4.78% → 14.79%, with the largest single step -6.3pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 3.2% — importers actually paid 14.79%, so the trade-war overlay added 11.6 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "4418.75", origin: "Vietnam") · see it at trimtabist.com/tariffs
HS 4418.75. The schedule base rate is 3.2%; importers from Vietnam actually paid 14.79% on the dutiable value in 2026-06 — the trade-war overlay added 11.6 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 4.78% (2023-07) → 14.79% (2026-06), largest single step -6.3pp in 2026-03.
All goods from Vietnam · the whole tariff ledger · 16 CBP rulings cite this code · reproduce: tariff_story(hs: "4418.75", origin: "Vietnam") via /connect. Not customs or legal advice.