Career
He was elected to the Académie française in 1756, but did not produce significant literary works. He had published for his seminary by the Oratorian Joseph Valla, six volumes of "Institutiones theologicæ". These were known as "Théologie de Lyon", and were spread throughout Italy by Scipio de’ Ricci, bishop of Pistoia and Prato, until condemned by the Index in 1792.
Contrary to the papal bull of Pope Pius V on the Roman Breviary, Montazet changed the text of the Breviary and the Missal.