The history of [[Codification (law)|codification]] dates back to ancient [[Babylon]]. The earliest surviving civil code is the [[Code of Ur-Nammu]], written around 2100–2050 BC. The [[Corpus Juris Civilis]], a codification of [[Roman law]] produced between 529 and 534 AD by the [[Byzantine Empire|Byzantine]] emperor [[Justinian I]], forms the basis of [[Civil law (legal system)|civil law]] legal systems.
Other codified laws used since ancient times include various texts used in [[religious law]], such as the [[Manu Smriti|Law of Manu]] in [[Hindu law]], Islamic [[Sharia]] law, the [[Mishnah]] in Jewish [[Halakha]] law, the [[Canons of the Apostles]] in Christian [[Canon law]].
