This article covers all the most relevant aspects of judicial expertise in the field of land surveying. It is focused on non-contentious civil procedures for the regulation of boundaries, for the division of common property, enforcement procedure for the division of property. Among them, the problems of division into divided co-ownership (condominium) were also taken into consideration. The author explains how the judge and the expert co-operate in the public hearing or outside of it to issue a court decision that is (together with expert's specific input) appropriate for inscription into the cadastre. In case of division of land with parcelling or in the case of division into a condominium, a further inscription into the land register is necessary. The advantage of this contribution is in author's taking a position on disputed questions in relationship between the legal and land surveying professions, by taking into consideration the legal sources from both sides.