The Order was chartered in 1120 or 1122Crawford 1993, p. 69. and adopted the Augustinian rule with the approval of Bishop Peter of Rodez in 1162. The Order's statutes from that year survive.Le Grand 1901, pp. 16–21. They were revised several times in the later Middle Ages. The Order included priests, knights, lay brothers, noblewomen and lay sisters. Satellite hospitals, called "commanderies", were established at Bozouls, Milhau, Najac, and Rodez. Though never large, the Knights Hospitaller failed in several attempts to annex it and it remained independent and operational until the French Revolution, when it disappeared.Walsh 2003, p. 193.
