Importers of HS 7404.00 (spent anodes; waste and scrap with a copper content of less ) from Mexico actually paid 41.29% on the taxed portion of the value in 2026-06 — 0.01% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is Free. Over the window the rate on the taxed portion moved null% → 41.29%, with the largest single step +31.3pp in 2026-06. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is Free — importers actually paid 41.29%, so the trade-war overlay added 41.3 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "7404.00", origin: "Mexico") · see it at trimtabist.com/tariffs
HS 7404.00. The schedule base rate is Free; importers from Mexico actually paid 41.29% on the dutiable value in 2026-06 — the trade-war overlay added 41.3 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved % (2023-07) → 41.29% (2026-06), largest single step +31.3pp in 2026-06.
5 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 · reproduce: tariff_story(hs: "7404.00", origin: "Mexico") via /connect. Not customs or legal advice.