Holy Days of Obligation are days when we as Catholics are required to attend Mass in addition to our regular Sunday obligation. There are six Holy Days of Obligation during the liturgical year which begins during Advent.
First Sunday of Advent Sunday, 12/3/17
Immaculate Conception Friday, 12/8/17
Holy Day Obligation
Christmas MOnday, 12/25/17
Holy Day of Obligation
Mary, Mother of God Monday, 1/1/18
Holy Day of Obligation
Ash Wednesday Wednesday, 2/14/18
Palm Sunday Sunday, 3/25/18
Holy Thursday Thursday, 3/29/18
Good Friday Friday, 3/30/18
Holy Saturday Saturday, 3/31/18
Easter Sunday Sunday, 4/1/18
Divine Mercy Sunday Sunday, 4/8/18
Ascension of the Lord Thursday, 5/10/18
Holy Day of Obligation transferred to Sunday, May 13, 2018 in most U.s. dioceses
Pentecost Sunday Sunday, 5/20/18
Trinity Sunday Sunday, 5/27/18
Corpus Christi Thursday, 5/31/18
transferred to Sunday, June 3,2018
Sacred Heart of Jesus Friday, 6/8/18
Assumption of Mary Wednesday, 8/15/19
Holy Day of Obligation
All Saints Day Thursday, 11/1/18
Holy Day of Obligation