A structured framework for 3D cadastral data validation − a case study for Victoria, Australia

•The importance of developing 3D principles and validation rules to define a trustable spatial and legal extent of ownership is discussed.•The recent studies on 3D data validation and the current examination practice in Victoria, Australia, are thoroughly reviewed and discussed.•A structured framework for 3D cadastral data validation is proposed.•Three main aspects of checking the validity of 3D digital cadastral data are fully discussed.•A set of critical issues for the practical implementation of 3D validation phase in 3D digital cadastre is recommended.