1. Introduction 2. Methods 2.1 Contents of Radiation Protection in FinalDecommissioning Plan 3. Results & discussion 3.1 Radiation Hazard From Buildings DuringDecommissioning 3.2 Exposure Activities in Each Building 3.3 Radioactive Contamination of Nuclear Facilities 3.4 Categorize of Decommissioning Tasks forRadiation Protection 4. Conclusion REFERENCES