Sacrosanctum Concilium §32

³² The liturgy makes distinctions between persons according to their liturgical function and sacred Orders, and there are liturgical laws providing for due honors to be given to civil authorities. Apart from these instances, no special honors are to be paid in the liturgy to any private persons or classes of persons, whether in the ceremonies or by external display. C) Norms based upon the didactic and pastoral nature of the Liturgy