US adjusts calculation basis for aluminium, steel and copper tariffs

7 April 2026

US adjusts calculation basis for aluminium, steel and copper tariffsAzlan Stock/Shutterstock.com

The US has issued a presidential proclamation to define how tariffs on aluminium, steel and copper imposed under s232 of the Trade Expansion Act 1962 are assessed – White House fact sheet. The proclamation...

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Michael O'Kane

Michael is Senior Partner at Peters & Peters Solicitors LLP. He has acted in many of the most high profile and sensitive business crime cases of the last 25 years, at Peters & Peters and as a prosecutor. Michael was called…

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