Importers of HS 8537.10 (other) from India actually paid 12.35% on the taxed portion of the value in 2026-06 — 11.39% across everything shipped, taxed or not. Measured from official duty receipts, not the rulebook: the statutory MFN base rate on this code is 2.7%. Over the window the rate on the taxed portion moved 2.7% → 12.35%, with the largest single step -22.6pp in 2026-03. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is 2.7% — importers actually paid 12.35%, so the trade-war overlay added 9.6 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "8537.10", origin: "India") · see it at trimtabist.com/tariffs
HS 8537.10. The schedule base rate is 2.7%; importers from India actually paid 12.35% on the dutiable value in 2026-06 — the trade-war overlay added 9.6 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved 2.7% (2023-07) → 12.35% (2026-06), largest single step -22.6pp in 2026-03.
India's lower duty (11.39% vs 34.16%) lets it price up to 20.4% above China at the factory and still match on duty-inclusive customs cost. But on the LATEST measured prices, India actually lands cheaper — $26.04/kg vs $26.26/kg (duty in, freight out).
8 Chapter-99 measures name India; 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 India · the whole tariff ledger · 116 CBP rulings cite this code · reproduce: tariff_story(hs: "8537.10", origin: "India") via /connect. Not customs or legal advice.