The First Friday votive Masses may be said: “two Masses of the Most Sacred Heart of Jesus, on the first Friday of each month, in churches and oratories in which special devotions are held on that day in honor of the Sacred Heart” (Rubricæ generales, 385b).
Sacred Heart votive: (White) Mass of the Feast of the Sacred Heart, Gloria, commemoration added, no Credo, proper preface.
Mass of the feast, Gloria, no Credo, proper Collect
Ordinary Office of the feast
Matins: Invitatorium and Hymn from the Common; psalms and antiphons of the feria; first two lessons of the occurring Scripture (second and third joined); lesson 3 of the feast; oration proper; Te Deum
Lauds: Antiphons and psalms of the feria (first schema), remainder from the Common; oration proper
Hours: Antiphons and psalms of the feria, remainder from the Common; oration proper
Vespers: Antiphons and psalms of the feria, remainder from the Common; oration proper
Compline: Of the feria