On May 11, 2020, the US Department of Commerce initiated an investigation into whether laminations for stacked cores for incorporation into transformers (8504.90.963), stacked and wound cores for incorporation into transformers (8504.90.9638; 8504.90.9642), electrical transformers (8504.21 – 8504.23, 8504.32 – 8504.34) and transformer regulators (9032.89.2000; 9032.89.4000) are being imported into the United States in quantities or under circumstances that threaten national security. The numbers in parenthesis are HTS Codes and “transformers” include both liquid and…

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