What tariff does the U.S. charge on copper semi-finished products from Japan?

In 2025, copper semi-finished products imported from Japan paid an effective tariff rate of 14.61%, calculated as duties collected divided by customs value, which captures Section 301/232 overlays and program use that statutory rates miss.

How much copper semi-finished products does the U.S. import from Japan?

The U.S. imported $138.0M of copper semi-finished products from Japan in 2025, 2.6% of the tracked copper semi-finished products it imports, ranking Japan the 10th-largest named source. The chart above traces the full history.

What does freight add on copper semi-finished products from Japan?

Cost, insurance, and freight ran 1.88% of customs value on copper semi-finished products from Japan in 2025. That stacks on the duty, so the landed cost runs higher than the effective rate alone implies.

Tariff Monitor

U.S. Imports of Copper semi-finished products From Japan

In 2025, U.S. importers brought in $138.0M of copper semi-finished products from Japan, paying an effective tariff rate of 14.61%. That makes Japan the 10th-largest named source of this family, at 2.6% of tracked copper semi-finished products imports. The family-wide effective rate is 10.82%, so Japan's goods pay 3.8 points more than average. Freight and insurance add 1.88% on top of customs value. Tracked-family figures are a floor on total bilateral trade, from USITC DataWeb data.

The current reading

Import value: $138.0M of copper semi-finished products from Japan in 2025, customs value.
Effective tariff rate: 14.61%, calculated duties ÷ customs value, 3.8 points above the 10.82% family average.
Share of the family: 2.6%, #10 named source of copper semi-finished products.
Freight and insurance: 1.88% of customs value, on top of the duty.
History depth: 12 years of annual named-source boards.

Frequently asked questions

What tariff does the U.S. charge on copper semi-finished products from Japan? In 2025, copper semi-finished products imported from Japan paid an effective tariff rate of 14.61%, calculated as duties collected divided by customs value, which captures Section 301/232 overlays and program use that statutory rates miss.
How much copper semi-finished products does the U.S. import from Japan? The U.S. imported $138.0M of copper semi-finished products from Japan in 2025, 2.6% of the tracked copper semi-finished products it imports, ranking Japan the 10th-largest named source. The chart above traces the full history.
What does freight add on copper semi-finished products from Japan? Cost, insurance, and freight ran 1.88% of customs value on copper semi-finished products from Japan in 2025. That stacks on the duty, so the landed cost runs higher than the effective rate alone implies.

About this data

Reference statistics derived from USITC published data. Not a customs ruling; verify rates with a licensed customs broker before relying on them.

Last reviewed 2026-05-12.