From what has been already stated, the reader will perceive that Justinian did not, according to a strict use of terms, codify the Roman law.
Among the chief attempts to codify the halakha were the Great Rules (Halakhoth Gedoloth) of Simon Kayyara (9th century), based on the letters written by the Gaonim, the heads of the Babylonian schools, to Jewish inquirers in many lands, the work of Jacob Alfassi (1013-1103), the Strong Hand of Maimonides (1180), and the Table Prepared (Shulhan Aruch) of Joseph Qaro (1565), which from its practical scope and its clarity as a work of general reference became the universal handbook of Jewish life in many of its phases.
At the same time a legal or fourth member was added to the governor-general's council, who might not be a servant of the company, and a commission was appointed to revise and codify the law.
They codify laws regarding libel and slander.
Charles also attempted to codify the obscure and contradictory laws of Bohemia; but this attempt failed through the resistance of the powerful nobility of the country.