[en] This proceedings contains articles of 2003 Fall Meeting of the Korean Radioactive Waste Society. It was held on November 27-29, 2003 in Cheju, Korea. This proceedings is comprised of four technical sessions. The subject title of four sessions are as follows: Session I: radioactive waste treatment and disposal. Session II: spent fuel and fuel cycle. Session III: radiation safety and environment. Session IV: radioactive waste policy and decommissioning of facility. (Yi, J. H.)