Korean government has submitted a supplementary budget for the first time since the enactment of the National Financial Act in order to overcome the economic difficulties caused by international financial crisis and high oil prices occurred in early 2008. The purposes of this paper are to examine whether the supplemented budget meets the legal requirements of the National Financial Act and to analyze the economic effects of the supplementary budget. This paper also discusses welfare programs and supporting programs for farmers, fishers, and small business owners suffering from soaring oil prices. In addition, this paper analyzes each program from eight ministries such as energy policy and overseas resource development.