Holy daysof Obligation are feast days on which Catholics are required to attend Mass and to avoid (to the extent that they are able) servile work. The observance of Holy Days of Obligation is part of the Sunday Duty, the first of the Precepts of the Church. AllSundays are Holy Days of Obligation. Beside Sundays, there are currently ten Holy Days of Obligation in the Latin Rite of the Catholic Church; in the United States, only sixHoly Days of Obligation are observed. Those six are identified below, with Mass times (if the date occurs on a Saturday/Sunday/Monday, its observation is held in conjunction with Regular Sunday Obligation).
DATE HOLY DAY MASS TIMES
August 15Assumption of Mary 9 a.m. and 5:30 p.m.
November 1All Saints Day 9 a.m. and 5:30 p.m.
December 8Immaculate Conception 9 a.m. and 5:30 p.m.
December 25 Christmas Check bulletin & webpage for times
January 1Mother of God Usual Sunday Mass times
May 10Ascension 9 a.m. and 5:30 p.m.
Other days that Catholics Observe with Reverence & Prayer: EpiphanyJanuary 6, 2018 Ash WednesdayFebruary 14, 2018 Palm SundayMarch 25, 2018 Holy ThursdayMarch 29, 2018 Good Friday March 30, 2018 Holy SaturdayMarch 31, 2018 Easter SundayApril 1, 2018 Divine Mercy SundayApril 8, 2018 Pentecost SundayMay 20, 2018 Trinity SundayMay 27, 2018 Corpus Christi May 31, 2018 transferred to Sunday, June 3, 2018 Sacred Heart of JesusJune 8, 2018