Importers of HS 8501.10 (other) from Mexico actually paid 9.46% on the taxed portion of the value in 2026-06 — 2.46% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 4.4%. Over the window the rate on the taxed portion moved 3.96% → 9.46%, with the largest single step +22.4pp in 2025-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 4.4% — importers actually paid 9.46%, so the trade-war overlay added 5.1 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "8501.10", origin: "Mexico") · see it at trimtabist.com/tariffs
HS 8501.10. The schedule base rate is 4.4%; importers from Mexico actually paid 9.46% on the dutiable value in 2026-06 — the trade-war overlay added 5.1 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 3.96% (2023-07) → 9.46% (2026-06), largest single step +22.4pp in 2025-03.
7 Chapter-99 measures name Mexico; scope mapping is partial (several annexes are PDFs) — absence never means exemption. They do not sum, and some are product-specific — the collected rate above is the composed truth.
All goods from Mexico · the whole tariff ledger · 7 CBP rulings cite this code · reproduce: tariff_story(hs: "8501.10", origin: "Mexico") via /connect. Not customs or legal advice.