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2903.45.10.00 · 3 recorded changes

HS 2903.45.10.00: duty-rate change timeline

Every change this site has recorded for HTS 2903.45.10.00, newest first, with the document behind each row. 3 of 3 rows state a rate.

  1. · detected 2026-06-22T00:00:00Z

    167.02% → 167.02%

    Effective 2026-06-22 (Federal Register effective date) · AD/CVD rate · origin China

    Recorded values: 167.02% margin (2026-06448, 2026-04-02) → 167.02% margin (2026-12506, 2026-06-22)

    the rate itself did not move.

    Source: https://www.federalregister.gov/documents/2026/06/22/2026-12506/1112--tetrafluoroethane-r-134a-from-the-peoples-republic-of-china-final-results-of-antidumping-duty

  2. · detected 2026-04-02T00:00:00Z

    167.02% → 167.02%

    Effective 2026-04-02 (Federal Register effective date) · AD/CVD rate · origin China

    Recorded values: 167.02% margin (2026-04882, 2026-03-12) → 167.02% margin (2026-06448, 2026-04-02)

    the rate itself did not move.

    Source: https://www.federalregister.gov/documents/2026/04/02/2026-06448/1112-tetrafluoroethane-r-134a-from-the-peoples-republic-of-china-final-results-of-antidumping-duty

  3. · detected 2026-03-12T00:00:00Z

    rate not stated → 167.02%

    Effective 2026-03-12 (Federal Register effective date) · AD/CVD rate · origin China

    Recorded values: rate not stated (2025-15130, 2025-08-08) → 167.02% margin (2026-04882, 2026-03-12)

    the previous document does not state a rate.

    Source: https://www.federalregister.gov/documents/2026/03/12/2026-04882/1112-tetrafluorothane-r-134a-from-the-peoples-republic-of-china-preliminary-results-and-partial

Heading 2903 rate tableChapter 29Calculate duty for 2903.45.10.00All recorded changesWhat Pro adds

How a row gets here. We compare the published rate columns and the Federal Register against yesterday's state and append a row when something moves. Dates and values are copied from the scan's own ledger — nothing on this page is recomputed for display.