Rules changelog

Rules-table version 2026-06-08.1. Based on: Proclamation 11021 (91 FR 18201), effective 2026-04-06; Proclamation 11032 (91 FR 34085), effective 2026-06-08.

Effective 2026-06-08 (Proclamation 11032, CSMS #68855869)

US-metal threshold for the 10% "entirely US metal" treatment lowered from 95% to 85%. 71 lines added or moved; 1 removed.

HTSChange
3701.30.00added 2026-06-08
8407.90.10moved from Annex I-B to III on 2026-06-08
8415.10.60moved from Annex I-B to III on 2026-06-08
8415.10.90moved from Annex I-B to III on 2026-06-08
8415.81.01moved from Annex I-B to III on 2026-06-08
8415.82.01moved from Annex I-B to III on 2026-06-08
8415.90.80moved from Annex I-B to III on 2026-06-08
8415.90.8010moved from Annex I-B to III on 2026-06-08
8415.90.8020moved from Annex I-B to III on 2026-06-08
8415.90.8045moved from Annex I-B to III on 2026-06-08
8415.90.8085moved from Annex I-B to III on 2026-06-08
8419.81.50moved from Annex I-B to III on 2026-06-08
8427.10.40moved from Annex I-B to I-C on 2026-06-08
8427.10.80moved from Annex I-B to I-C on 2026-06-08
8427.20.40moved from Annex I-B to I-C on 2026-06-08
8427.20.80moved from Annex I-B to I-C on 2026-06-08
8427.90.00moved from Annex I-B to I-C on 2026-06-08
8429.11.00moved from Annex I-B to I-C on 2026-06-08
8429.19.00moved from Annex I-B to I-C on 2026-06-08
8429.20.00moved from Annex I-B to I-C on 2026-06-08
8429.30.00moved from Annex I-B to I-C on 2026-06-08
8429.40.00moved from Annex I-B to I-C on 2026-06-08
8429.51.10moved from Annex I-B to I-C on 2026-06-08
8429.51.50moved from Annex I-B to I-C on 2026-06-08
8429.52.10moved from Annex I-B to I-C on 2026-06-08
8429.52.50moved from Annex I-B to I-C on 2026-06-08
8429.59.10moved from Annex I-B to I-C on 2026-06-08
8429.59.50moved from Annex I-B to I-C on 2026-06-08
8431.20.00moved from Annex I-B to I-C on 2026-06-08
8431.42.00moved from Annex I-B to I-C on 2026-06-08
8431.49.90moved from Annex I-B to I-C on 2026-06-08
8432.10.00moved from Annex I-B to III on 2026-06-08
8432.90.00moved from Annex I-B to III on 2026-06-08
8433.20.00moved from Annex I-B to III on 2026-06-08
8433.51.00moved from Annex I-B to III on 2026-06-08
8433.59.00moved from Annex I-B to III on 2026-06-08
8433.90.50moved from Annex I-B to III on 2026-06-08
8479.89.55moved from Annex I-B to III on 2026-06-08
8479.89.65moved from Annex I-B to III on 2026-06-08
8516.29.00moved from Annex I-B to III on 2026-06-08
8701.10.01moved from Annex I-B to I-C on 2026-06-08
8701.30.10moved from Annex I-B to III on 2026-06-08
8701.30.50moved from Annex I-B to I-C on 2026-06-08
8701.91.10moved from Annex I-B to III on 2026-06-08
8701.91.50moved from Annex I-B to I-C on 2026-06-08
8701.92.10moved from Annex I-B to III on 2026-06-08
8701.92.50moved from Annex I-B to I-C on 2026-06-08
8701.93.10moved from Annex I-B to III on 2026-06-08
8701.93.50moved from Annex I-B to I-C on 2026-06-08
8701.94.10moved from Annex I-B to III on 2026-06-08
8701.94.50moved from Annex I-B to I-C on 2026-06-08
8701.95.10moved from Annex I-B to III on 2026-06-08
8701.95.50moved from Annex I-B to I-C on 2026-06-08
8703.21.01moved from Annex I-B to III on 2026-06-08
8705.10.00moved from Annex I-B to I-C on 2026-06-08
8705.20.00moved from Annex I-B to I-C on 2026-06-08
8706.00.30moved from Annex I-B to III on 2026-06-08
8708.29.2120added 2026-06-08
8708.29.2130added 2026-06-08
8708.40.30moved from Annex I-B to III on 2026-06-08
8708.40.60moved from Annex I-B to III on 2026-06-08
8708.92.10moved from Annex I-B to III on 2026-06-08
8708.92.60moved from Annex I-B to III on 2026-06-08
8708.93.15moved from Annex I-B to III on 2026-06-08
8708.93.30moved from Annex I-B to III on 2026-06-08
8708.99.23moved from Annex I-B to III on 2026-06-08
8716.80.10moved from Annex I-B to III on 2026-06-08
8716.90.10moved from Annex I-B to III on 2026-06-08
9403.20.0075added 2026-06-08
9403.20.0082added 2026-06-08
9403.99.9040added 2026-06-08
8708.29.21no longer on the list (was Annex I-B)

Effective 2026-04-06 (Proclamation 11021, CSMS #68253075)

Baseline list: duties on full customs value; tiers 50% / 25% / 15%; 15% by-weight de minimis (9903.82.03).

Last verified: at smoke-test launch (day 0), against the CBP Metals HTS List attached to CSMS #68855869. Re-checked weekly during the smoke test; see the changelog.