In addition to Sunday, the days to be observed as holy days of obligation in the Latin Rite dioceses of the United States of America, in conformity with canon 1246, are as follows:
- January 1, the solemnity of Mary, Mother of God (Dec. 31st Vigil Mass 5pm & January 1st Mass 10am - Hypoallergenic incense used at both)
- August 15, the solemnity of the Assumption of the Blessed Virgin Mary
- December 8, the solemnity of the Immaculate Conception
- December 25, the solemnity of the Nativity of Our Lord Jesus Christ
Whenever January 1, the Solemnity of Mary, Mother of God, or August 15, the Solemnity of the Assumption, or November 1, theSolemnity of All Saints, falls on a Saturday or on a Monday, the precept to attend Mass is abrogated.