Sachenrecht
The Registration of Residents ordinance of 1949 left those unregistered Palestinian Arabs without legal status and vulnerable to deportation. The abandoned Property law of 1950; where the moveable and immovable property belonging to the refugees was effectively appropriated by the state of Israel applied not just to Palestinian refugees who had left Israeli territory but also to Palestinian Arabs who had remained in Israel but who had left their ordinary place of residence. One quarter of the Arab citizens of Israel are "internal refugees," who until 1948 resided in villages that were destroyed in the war.