3923.21.00 · 2 recorded changes
HS 3923.21.00: duty-rate change timeline
Every change this site has recorded for HTS 3923.21.00, newest first, with the document behind each row. 2 of 2 rows state a rate.
· detected 2026-08-07T00:00:00Z
84.94% → 84.94%
Recorded values:
84.94% cash deposit (2026-02641, 2026-02-10)→84.94% cash deposit (2026-16185, 2026-08-07)the rate itself did not move.
· detected 2026-02-10T00:00:00Z
84.94% → 84.94%
Recorded values:
84.94% cash deposit (2025-04875, 2025-03-21)→84.94% cash deposit (2026-02641, 2026-02-10)the rate itself did not move.
Heading 3923 rate tableChapter 39Calculate duty for 3923.21.00All 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.