This the second of three IAEA publications dealing with the cleanup of large areas contaminated as a result of a nuclear accident. It is mainly a planning and management document, outlining the broad strategic and tactical approach to cleanup, the management structure and other key requirements. The report also shows how the various subplans interface and interact to ensure that cleanup can be performed safely, efficiently and as quickly as possible under adverse conditions. Contents: 1. Introduction; 2. Purpose; 3. Scope; 4. Responsi- bilities for emergency planning and management; 5. Planning and managing the cleanup; 6. Data management; 7. Geographical co-ordinate grid system; 8. Radiological survey plan; 9. Compliance with release criteria; 10. Logistic support; 11. Quality assurance plan; 12. Training and exercises; 13. Updating the preliminary cleanup plan; 14. Radiation protection and safety of workers; 15. Summary; Appendix A: Brief review of cleanup methodology and technology; Appendix B: Examples of data management systems which could be applied to the cleanup of large areas.