Pursuant to § 20 of Act no. 569/2007 Coll. on geological works (geological law), as amended, the results of geological works are used in spatial planning. Territorial planning authorities and water management authorities proceed in accordance with the results of geological work, especially in relation to mineral deposits, amounts of water in hydrogeological units, old mine works, underground spaces, natural rock structures, landslide areas, waste dumps, environmental loads, radon risk and to the use of geothermal energy.

The application is intended for the public administration, as well as other users, for obtaining documents for the opinion, consisting of the results of geological work, including data downloads.

The opinion contains the following items:
1. mineral deposits, protected deposit areas, mining areas, protected areas of unreserved mineral deposits,
2. old mine works and underground spaces,
3. natural rock structures,
4. landslide areas,
5. waste dumps,
6. environmental burdens,
7. radon risk,
8. exploration territories.