Since the pontificate of Innocent III., however, the Latin Church has placed the subdiaconate among the greater or sacred orders, the subdeacon being obliged to the law of celibacy and bound to the daily recitation of the breviary offices.
According to the actual use of the Roman Catholic Church dalmatic and tunicle are worn by deacon and subdeacon when assisting at High Mass, and at solemn processions and benedictions.
Cap. 12) a subdeacon must have begun his twenty-second, a deacon his twenty-third, a priest his twenty-fifth year.
Further, a cleric is bound to exercise the minor orders for a year before he can be ordained subdeacon, he must be subdeacon for a year before he is ordained deacon, deacon for a year before he is made priest.
On the 27th of October 1457 he took part in the trial and condemnation for heresy of Reginald Pecock, bishop of Chichester, who had been ordained subdeacon and deacon on the same day and by the same bishop as Waynflete himself.