In the Catholic faith, there are certain days that Catholics are obligated to attend Mass. These days include every Sunday and Holy Days of Obligation.
- Mary Mother of God, Jan. 1st
- Ascension of the Lord, in Archdiocese of Atlanta & others moved to the 7th Sun. of Easter
- Assumption of Mary, August 15th (not a holy day of obligation 2016)
- All Saints, Nov. 1s
- Immaculate Conception, Dec. 8th
- Nativity of the Lord (Christmas), Dec. 25th