Importers of HS 9802.00 (repairs or alterations made pursuant to a warranty) from Japan actually paid 3.84% on the taxed portion of the value in 2026-06 — 2.84% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is A duty upon the value of the repairs or alterations (see U.S. note 3 of this subchapter). Over the window the rate on the taxed portion moved 0% → 3.84%, with the largest single step +8.7pp in 2025-04. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. Collected 3.84% against an HTS base of A duty upon the value of the repairs or alterations (see U.S. note 3 of this subchapter). Reproduce exactly: tariff_story(hs: "9802.00", origin: "Japan") · see it at trimtabist.com/tariffs
HS 9802.00. The schedule base rate is A duty upon the value of the repairs or alterations (see U.S. note 3 of this subchapter); importers from Japan actually paid 3.84% on the dutiable value in 2026-06. Measured, not modelled.
Over the window the collected rate moved 0% (2023-07) → 3.84% (2026-06), largest single step +8.7pp in 2025-04.
Japan's lower duty (2.84% vs 4.54%) lets it price up to 1.7% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, China actually lands cheaper — $1.16/kg vs $3.99/kg (duty in, freight out).
12 Chapter-99 measures name Japan; 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 Japan · the whole tariff ledger · 7 CBP rulings cite this code · reproduce: tariff_story(hs: "9802.00", origin: "Japan") via /connect. Not customs or legal advice.