Announcement
21 May 2025
In May 2025, the United States initiated an antidumping investigation on imports of silicon metal from Angola, Australia, the Lao People's Democratic Republic, and Norway. In September 2025, a provisional duty was imposed on imports from Angola and the Lao People's Democratic Republic. In February 2026, a provisional duty was imposed on imports from Australia and Norway. The investigation concerning imports from Australia and Norway is still in progress. In April 2026, a definitive duty was imposed on imports from Angola and the Lao People's Democratic Republic.
Source
Number of interventions
3
3 certainly harmful
0 likely harmful
0 liberalising
Implementation date
09 Feb 2026
Revocation date:
No revocation date
Implementation date
30 Sep 2025
Revocation date:
No revocation date
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