Pursuant to the Geodetic and Cartographic Law, the soil science based classification of land should be understood as the division of soils into valuation classes due to their productive quality, determined on the basis of soil genetic features. Pursuant to the above-mentioned Act, the task of the starosta (district administrator) is to maintain both the soil science classification of land, and the land and building records (cadastral records). The data that is the subject of the decision issued by the authority in the field of soil science classification of land constitute elements of the essential information set within land and building records, in accordance with Article 23 section 3 point 1 g of the Geodetic and Cartographic Law [PGiK]. The aim of this publication was to present the irregularities resulting from the failure to update land and building records, as well as from the lack of uniform administrative procedures in the field of soil science classification of land, which translates into the quality of the works performed. The research method used is the case study. The method was supported by the analysis of legislation in the above-mentioned subject matter.