South Korea imposes first petroleum price ceiling since 1997 liberalization
South Korea will debut a government-imposed ceiling on petroleum product prices, the first since price liberalization in 1997. Known as the oil price ceiling plan, the policy takes effect from March 13 at 0:00 and will be updated every two weeks to reflect global oil markets.
The initial price ceilings set by the Ministry of Trade, Industry and Energy are 1,724 won per liter for regular gasoline, 1,713 won for diesel, and 1,320 won for kerosene. Premium or high-octane gasoline remains outside the cap. For remote regions such as islands where domestic shipping costs are higher, exemptions allow the ceiling to deviate by up to 5%.
The ceilings apply to refiners’ supply prices, rather than directly to consumer prices, because price differences across the country and varying retailer practices make uniform consumer regulation difficult. Officials say the ceilings will be adjusted every two weeks to align with changes in international oil prices. About 13,000 gas stations nationwide will be monitored, with nationwide price data analyzed in real time using card payment records.
Alongside the price ceiling, the government issued a separate prohibition on hoarding and price manipulation of petroleum products, effective March 13 through May 12, with potential extension if needed. The aim is to prevent supply disruptions as prices are stabilized at the national level.
To cushion refiners from potential losses, Seoul will establish a post-settlement system. If refiners incur losses due to the ceiling, a quarterly “Top Price Settlement Committee” of experts will determine compensation. Officials insist the measure is designed to stabilize markets rather than distort them, and the duration of the program will be reassessed in light of global events such as any disruption in the Strait of Hormuz and changes in international oil prices.
The government has signaled that, if conditions warrant, additional measures such as cutting fuel taxes could be considered in response to evolving market circumstances. The Korea Petroleum Association said domestic refiners will comply with the government’s ceiling to ensure steady supply and domestic price stabilization.
Why this matters outside Korea: South Korea is a major importer of crude and refined fuels, with its economy closely linked to global energy markets. The policy illustrates how a large, oil-importing economy uses price controls and market-monitoring tools to dampen volatility, a dynamic of potential relevance to supply chains, energy security planning, and policy debates in the United States, especially as global oil prices and shipping turmoil—such as tensions around the Strait of Hormuz—can ripple through regional markets and influence U.S. energy prices, inflation, and economic policy.