It was promulgated on 14 June 877 at Quierzy-sur-Oise in France (département of Aisne), the site of a Carolingian royal palace, before a great concourse of clergy and nobles.
He forbade him to stay in certain palaces and particularly forests and compelled him to swear not to despoil his stepmother, Richilde, of her allodial lands and benefices.
[1] The capitulary thus served as a guarantee to the aristocracy that the general usage would be followed and was also a means of reassuring the counts who had accompanied the emperor into Italy as to the fate of their benefices.
It cannot, however, be regarded as introducing a new principle, and the old opinion that the capitulary was a legislative text to establish the hereditary system of fiefs has been proved to be untenable.
[1] An earlier capitulary of Charles the Bald was promulgated at Quierzy on 14 February 857 and aimed especially at the repression of brigandage.