The Principality also produced a unique set of laws, the "Assizes of Romania", which combined aspects of Byzantine and French law, and became the basis for the laws of the other Crusader states.
O Principado tamén produciu un único conxunto de leis, o «Assize de Romania», que combinaba aspectos do dereito bizantino e francés, e converteuse en base para as leis dos outros estados cruzados.