A Plenary Indulgence may be acquired by members, with the conditions of confession, communion and prayers for the intentions of the Supreme Pontiff, provided that they make or renew, at least privately, the promise of faithfully observing the statutes at the following times:
- 18 August: the feast of St. Helen,
- 21 August: the feast of St. Pius X,
- 14 September, the feast of The Triumph of the Holy Cross, , and
- Sunday following 25th. October: The Blessed Virgin Mary, Queen of Palestine.
Other Order Feast Days:
- 2 February. Blessed Andrea Cardinal Ferrari, Archbishop of Milan (1894 – 1921),
- 7 February Blessed Pius 1X,
- 30 August Blessed Alfredo Ildefonso Cardinal Schuster, Archbishop of Milan, and
- 6 October. Blessed Bartolo Longo, Grand Officer.