The RGG is prepared by the developer, and in this situation the data to be rectified must be included in the RGG process (e.g. in the case of rectification of the area it is the one resulting from the RGG). The RGG process is instructive for the registration request and for the request for rectification of the property record number.
What to do when the area or other data in the official tax document (caderneta predial) must be rectified?
