Note 407 — Chapter I · PENAL METHODS OF THE MIDDLE AGES
Reading edition
Degraded clerks were forbidden to live in the world as laymen by a Council of Rouen.—C. Rothomagense, c. 12, A.D. 1074.
Those who threw off their habit were not to be admitted into the army or into any convent of clerks, but were to be esteemed excommunicate.—Lanfranc’s Canons, c. 12, A.D. 1071; J. J. ii. 9.