One of the shortest sections in the document. Remember, this is a reappearance of a long-lost prayer tradition. In 1966, I could see the importance of the Universal Prayer being appended to all sorts of events. The Church urged whenever people were there:
5. The prayer of the faithful is to be put into use as often as possible, so that it may “be restored especially on Sundays and holydays of obligation” (SC 53) and also on weekdays at all Masses celebrated with a large number of people present.
Catholic Sensibility 