"When the funeral rites for the deceased Pope have been celebrated according to the prescribed ritual, and everything necessary for the regular functioning of the election has been prepared, on the day appointed in accordance with the provisions of No. 37 of the present Constitution for the opening of the Conclave, the Cardinal electors shall meet in the Basilica of Saint Peter's in the Vatican, or elsewhere, should circumstances warrant it, in order to take part in a solemn Eucharistic celebration with the Votive Mass Pro Eligendo Papa.
Ex hac condicione quædam consequuntur in rerum usu et in cotidiana agendi ratione eorum, qui cum Sancta Sede adiutricem operam coniungunt: nempe «spiritus parsimoniæ», «studium semper animadvertendi veram atque eximiam rationem nummariam eiusdem Sedis Apostolicæ necnon nummariæ rei originem», «magna Providentia fiducia»: atque, præter omnes hasce dotes, ii qui «Sanctæ Sedi serviunt persuasissimum habere debent laborem suum exigere ecclesialem obligationem vivendi ex spiritu veræ fidei, ac partes iuridiciales et ad administrationem pertinentes necessitudinis cum Sede Apostolica, in luce peculiari consistere».vatican.va vatican.va