Importers of HS 3922.20 (lavatory seats and covers) from Thailand actually paid 14.62% on the taxed portion of the value in 2026-06 — 14.62% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 6.3%. Over the window the rate on the taxed portion moved null% → 14.62%, with the largest single step +17.1pp in 2025-10. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 6.3% — importers actually paid 14.62%, so the trade-war overlay added 8.3 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "3922.20", origin: "Thailand") · see it at trimtabist.com/tariffs
HS 3922.20. The schedule base rate is 6.3%; importers from Thailand actually paid 14.62% on the dutiable value in 2026-06 — the trade-war overlay added 8.3 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved % (2023-07) → 14.62% (2026-06), largest single step +17.1pp in 2025-10.
Thailand's lower duty (14.62% vs 21.75%) lets it price up to 6.2% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $4.29/kg vs $18.29/kg (duty in, freight out).
All goods from Thailand · the whole tariff ledger · 2 CBP rulings cite this code · reproduce: tariff_story(hs: "3922.20", origin: "Thailand") via /connect. Not customs or legal advice.