The independent observatory for US trade — ship movements,
customs records and policy events, measured and tested.
What France actually pays on containing less than 1 part hafnium to 500 parts zirconium b
Importers of HS 8109.91 (containing less than 1 part hafnium to 500 parts zirconium b) from France actually paid 12.76% on the taxed portion of the value in 2026-06 — 12.76% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 3.7%. Over the window the rate on the taxed portion moved null% → 12.76%, with the largest single step +10pp in 2025-04. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 3.7% — importers actually paid 12.76%, so the trade-war overlay added 9.1 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "8109.91", origin: "France") · see it at trimtabist.com/tariffs
HS 8109.91. The schedule base rate is
3.7%; importers from France actually paid 12.76% on the
dutiable value in 2026-06 — the trade-war overlay added 9.1 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved % (2023-07) → 12.76% (2026-06), largest single step +10pp in 2025-04.
The trade-war measures that name France or this sector
15 Chapter-99 measures name France; 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.
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.10 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.13 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.16 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.19 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.22 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.25 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.28 · Federal Register citation+25%
Notice of Determination and Action Pursuant to Section 301: Enforcement of U.S. WTO Rights in Large Civil Airc measure 9903.89.31 · Federal Register citation+25%
In print: “What France actually pays on containing less than 1 part hafnium to 500 parts zirconium b (HS 8109.91)” —
Trimtab US Trade Ledger (TT-010 Duty receipts), US Census imports-for-consumption records — trimtabist.com/tariff/810991/france