Holy day of obligation

According to the United States Conference of Catholic Bishops, the Holy Days of Obligation for American Catholics are all Sundays as well as:

• January 1, the solemnity of Mary, Mother of God

• Thursday of the Sixth Week of Easter, the solemnity of the Ascension (unless moved to the 7th Sunday of Easter)

• August 15, the solemnity of the Assumption of the Blessed Virgin Mary

• November 1, the solemnity of All Saints

• December 8, the solemnity of the Immaculate Conception

• December 25, the solemnity of the Nativity of Our Lord Jesus Christ