Catholic Holy Days Of Obligation 2024 Usccb. Bishops’ conference policy on days of precept — holy days of. The catechism of the catholic church explains holy days of obligation this way:
“in light of this new directive, the solemnity of immaculate conception of the blessed virgin mary, monday, december 9, 2024, is to be observed as a holy day of obligation. On sundays and other holy days of obligation, the faithful are to refrain from engaging in work.