The goal of the project was to determine cost estimate for renewal of property in territories affected by natural or other disasters, and to propose emergency systems for communication among public authorities during such restoration. Based on systematic approach, comprehensive concept and evaluation of the current situation in the Czech Republic, the project includes processing of theoretical analysis of the issue, identification of its critical spots, compiling a set of 12 interrelated methodologies and designing suitable emergency system of communication among public authorities in territories affected by natural or other disasters. For end-users, i.e. employees of state administration and self-government, the project conducted the methodological tool in order to allow practical usage of project results.