Trump Links South Korea Tariffs to $54B Alaska LNG Deal

President Donald Trump threatened to double import tariffs on South Korea unless Seoul finalizes its participation in a $54 billion liquefied natural gas export initiative in Alaska, injecting diplomatic friction into bilateral trade relations.

The White House framed the infrastructure project as a central pillar of South Korean investment commitments in the United States, while representatives in Seoul noted that domestic involvement is still undergoing evaluation.

"If they don't want to do it, that's OK with me, I'll just charge them more," Trump said, warning that failure to execute the agreement on an expedited timeline would trigger a doubling of duties on South Korean exports.

Economic Viability and Domestic Review

While U.S. officials pressed for immediate execution of the $54 billion Alaska LNG export project, South Korean representatives clarified that domestic participation remains subject to a formal economic viability assessment, according to an Investing.com report.

Energy investments of this scale typically require rigorous internal audits by state-backed institutions and private conglomerates to assess long-term supply costs, construction risks, and projected global market demand for liquefied natural gas. The multi-billion-dollar price tag reflects the extensive infrastructure needed to transport gas from Alaska's North Slope to international export terminals.

Discrepancies Over Enhanced Oil Recovery

The tariff threat follows related energy announcements made outside formal diplomatic channels. Trump announced an additional $8.4 billion enhanced oil recovery project on Truth Social, according to a CNBC report.

However, South Korean local media reported that the newly cited enhanced oil recovery venture was not part of the countries' previously agreed framework, citing statements from the country's industry ministry.

What Is at Stake for Bilateral Trade

The clash over the Alaska LNG venture highlights how trade policy and bilateral energy agreements are increasingly intertwined. As Washington links market access and tariff rates directly to foreign infrastructure financing, South Korean policymakers face mounting pressure to balance domestic economic scrutiny against geopolitical alignment with U.S. energy priorities.