(By Oil & Gas 360) – The Trump administration is preparing to direct federal agencies to examine emergency measures aimed at increasing domestic oil production and fuel supplies as elevated diesel prices and global energy disruptions intensify pressure on U.S. energy markets.According to Reuters, which cited three industry sources on Friday, President Donald Trump is expected to instruct department heads to identify regulatory obstacles limiting energy development and consider using the Defense Production Act to accelerate petroleum production and refining capacity.The proposed directive, which could take the form of a presidential memorandum, would represent another effort to address fuel shortages and rising energy costs associated with the prolonged conflict involving Iran.Diesel prices have become a particular concern. The national average reached approximately $6.28 per gallon Thursday, according to AAA, reflecting a roughly 70% increase since the Iran war began. Elevated diesel costs are affecting transportation, agriculture, manufacturing, and other industries dependent on petroleum products.The Defense Production Act gives the federal government authority to support industrial capacity considered essential to national security. Its provisions can facilitate financing, purchasing commitments, and other measures intended to expand production of critical materials.In April, the administration issued a presidential determination identifying domestic petroleum production, refining, pipelines, storage, and marine terminals as essential national defense resources, establishing a framework for potential federal intervention.However, expanding energy supplies presents practical challenges.U.S. refiners are already operating at elevated utilization levels, and meaningful increases in processing capacity generally require capital investment, permitting, equipment, and construction time. Industry representatives have previously suggested that improving existing facilities and expanding current operations may deliver more immediate benefits than developing entirely new refineries.For upstream producers, reducing regulatory delays could improve development timelines and project economics. However, drilling decisions ultimately depend on commodity prices, available capital, infrastructure access, and expectations for long-term returns.Midstream operators, refiners, and energy infrastructure companies could also benefit if federal initiatives accelerate pipeline expansions, processing upgrades, storage development, or transportation improvements.For investors, the distinction between regulatory relief and actual production growth will be critical.Government intervention may improve the economics of selected projects, but it cannot immediately eliminate physical capacity constraints or replace disrupted international petroleum supplies. Additional production also depends on whether companies consider new investments commercially attractive.The proposal comes as global energy markets remain sensitive to disruptions involving Iran, constrained refined product supplies, and uncertainty surrounding international shipping routes.While increased domestic production could strengthen U.S. energy security over time, the near-term impact on diesel and gasoline prices will depend on how quickly additional barrels and refining capacity can reach the market.For energy investors, the next developments to watch are the specific federal measures announced, their legal and financial structure, and whether they translate into measurable increases in production, refining throughput, and infrastructure investment.Disclaimer This opinion and insights article is provided for informational purposes only and does not constitute investment, legal, or financial advice. The views expressed are based on publicly available information and market conditions at the time of publication and are subject to change without notice.