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. 1^st
• Ascension of the Lord, in Archdiocese of Atlanta & others moved to the 7^th Sun. of Easter
• Assumption of Mary, August 15^th (not a holy day of obligation 2016)
• All Saints, Nov. 1^s
• Immaculate Conception, Dec. 8^th
• Nativity of the Lord (Christmas), Dec. 25th