Since March 4, 2025, imports of energy and energy resources of Canada - as defined in Section 8 of Executive Order 14156 including crude oil, natural gas, lease condensates, natural gas liquids, refined petroleum products, uranium, coal, biofuels, geothermal heat, the kinetic movement of flowing water, and critical minerals – are subject to an additional 10% ad valorem duty.
On May 15, 2025, U.S. Customs and Border Protection (CBP) issued CSMS # 65054354, revising the list of applicable subheadings. This list fully replaces the previous list published in CSMS # 64514918 on March 24, 2025.
For all affected products, HTSUS 9903.01.13 must be declared at time of entry.
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