After buying a property you must prepare the following list of documents: The original foreign passport and its copy translated into Turkish and certified by a notary. Tax identification number (registered in the place of purchase of the real estate). Proof of ownership, for example a sales contract. 4 biometric photos. These documents are filed at the Cadastral Office. In addition to the collected documents, you will need to pay a tax of 4% of the cadastral value of the property.