After expositioning of legal basis for proposal and initiation of interdiction and guardianship a report is given concerning an analysis of all cases of infirmity guardianships of Dresden - City and of procedures of interdiction within the districts of Dresden - City, Dresden - Country, and Bischofswerda during 1975-1980. Some characteristic differences between these two particularities are worked out. The task of psychiatrist as expert is specified, and in conclusion the indispensibility of close cooperation between state notary and psychiatrist is emphasized.