Importers of HS 9013.80 (hand magnifiers, magnifying glasses, loupes, thread counters) from Taiwan actually paid 14.53% on the taxed portion of the value in 2026-06 — 14.53% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 6.6%. Over the window the rate on the taxed portion moved 4.56% → 14.53%, with the largest single step -8.8pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 6.6% — importers actually paid 14.53%, so the trade-war overlay added 7.9 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "9013.80", origin: "Taiwan") · see it at trimtabist.com/tariffs
HS 9013.80. The schedule base rate is 6.6%; importers from Taiwan actually paid 14.53% on the dutiable value in 2026-06 — the trade-war overlay added 7.9 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 4.56% (2023-07) → 14.53% (2026-06), largest single step -8.8pp in 2026-03.
Taiwan's lower duty (14.53% vs 22.35%) lets it price up to 6.8% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $31.81/kg vs $184.77/kg (duty in, freight out).
All goods from Taiwan · the whole tariff ledger · 8 CBP rulings cite this code · reproduce: tariff_story(hs: "9013.80", origin: "Taiwan") via /connect. Not customs or legal advice.