Corpus Juris Civilis
The term "Byzantine Empire" is used today to refer to what remained of the Roman Empire in the Eastern Mediterranean following the collapse of the Empire in the West. This Eastern empire continued to practice Roman Law, and it was as the ruler of this empire that Justinian formalized Roman law in his "Corpus Juris Civilis". To account for the language shift of the Empire's administration from Latin to Greek legal codes based on the "Corpus Juris Civilis" were enacted in Greek. The most well known are: