Federal judges struck down Trump’s new Section 122 tariffs after the Supreme Court invalidated earlier IEEPA tariffs, raising new questions about U.S. trade policy.

The Trump administration is working to implement new taxes as a set of stopgap levies are set to expire. The move comes as officials look to cement a long-term tariff structure after the Supreme Court struck down President Donald Trump’s initial measures in February.

The Trump administration on Monday launched a new system to begin refunding $166 billion in tariffs to U.S. importers after the Supreme Court ruled the levies unlawful earlier this year. The system, known as CAPE, will allow U.S. Customs and Border ...