In the range of:
property rights (ownership right, perpetual usufruct, easement),
contract law (nominate and innominate contracts),v
iInheritance law (ascertainment of the acquisition of estate based on laws and last wills, distribution of estate, appointment of administrator of the estate),
land and mortgage matters (opening eternal book, registration changes, obtaining excerpts from eternal book, research of legal state, establishment of mortgage in the eternal book) .