Can. 1506
© Libreria Editrice Vaticana Source: vatican.va
§ 1. Consuetudo communitatis christianae, quatenus actuositati Spiritus Sancti in corpore ecclesiali respondet, vim iuris obtinere potest.
§ 2. Iuri divino nulla consuetudo potest ullo modo derogare.
Wording unchanged since the Code took effect in 1991.
Read the whole title TITULUS XXIXDe Lege, de Consuetudine et de Actibus Administrativis 1488–1539