The independent observatory for US trade — ship movements,
customs records and policy events, measured and tested.
What South Korea actually pays on threaded or coupled
Importers of HS 7306.29 (threaded or coupled) from Korea, South actually paid 48.14% on the taxed portion of the value in 2026-06 — 48.14% 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% → 48.14%, with the largest single step +25pp in 2025-04. Measured from official US duty receipts · as-of 2026-06 · confidence: measured, not modelled. The HTS base rate is Free — importers actually paid 48.14%, so the trade-war overlay added 48.1 pts, measured at the border (not a summed rulebook estimate). Reproduce exactly: tariff_story(hs: "7306.29", origin: "Korea, South") · see it at trimtabist.com/tariffs
HS 7306.29. The schedule base rate is
Free; importers from South Korea actually paid 48.14% on the
dutiable value in 2026-06 — the trade-war overlay added 48.1 points, measured at the border. Measured, not modelled.
Over the window the collected rate moved % (2023-07) → 48.14% (2026-06), largest single step +25pp in 2025-04.
The trade-war measures that name South Korea or this sector
15 Chapter-99 measures name Korea, South; 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.
Implementation of Duties on Aluminum Pursuant to Proclamation 10895 Adjusting Imports of Aluminum Into the Uni measure 9903.85.67 · Federal Register citation+200%
Procedures for Submissions by Certain Steel and Aluminum Producers Committing to New U.S. Steel or Aluminum… measure 9903.82.02 · Federal Register citation+50%
9903.82.14 measure 9903.82.14+50%
Notice of Implementation of Additional Duties on Products of India Pursuant to the President's Executive Order measure 9903.01.84 · Federal Register citation+25%
Procedures for Submissions by Certain Steel and Aluminum Producers Committing to New U.S. Steel or Aluminum… measure 9903.82.04 · Federal Register citation+25%
9903.82.09 measure 9903.82.09+25%
9903.82.12 measure 9903.82.12+25%
Procedures for Submissions by Certain Steel and Aluminum Producers Committing to New U.S. Steel or Aluminum… measure 9903.82.17 · Federal Register citation+25%
In print: “What South Korea actually pays on threaded or coupled (HS 7306.29)” —
Trimtab US Trade Ledger (TT-010 Duty receipts), US Census imports-for-consumption records — trimtabist.com/tariff/730629/south-korea