18. A directory of holders of real rights contains, for the registration division for which it is kept, one file for every name of the holder of real rights of State resource development or of the owner of public service networks or immovables situated in territory without a cadastral survey described in the applications published in the registers that the directory completes.
Where several holders of real rights or owners of networks or immovables bear the same name, only one file shall be established under that common name.