The monument preservation plan is a useful tool and reference work. It ensures that the current and future conversion of the airport is carried out in a manner that is compatible with the preservation of historical monuments.
The historical archive of Tempelhof Projekt GmbH is currently located in Building 7C, Level 1. The archive inventory dates from 1935 to 2010 and includes 220 plan drawers, 930 plan rolls and 3,578 file and photo boxes.