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, common preface
Matins: All proper, including the three lessons of the nocturn; Te Deum
Lauds: Antiphons proper, with psalms of Sunday (first schema), remainder proper
Hours: Antiphons and psalms of the feria, remainder proper
Vespers: Antiphons proper, with psalms of Sunday except Psalm 137 Confitebor for fifth psalm, remainder proper
Compline: Of the feria