Can. 567
© Libreria Editrice Vaticana Source: vatican.va
§1. The local ordinary is not to proceed to the appointment of a chaplain to a house of a lay religious institute without consulting the superior, who has the right to propose a specific priest after the superior has heard the community.
§2. It is for the chaplain to celebrate or direct liturgical functions; nevertheless, he is not permitted to involve himself in the internal governance of the institute.
Read the whole title TITLE IIIThe Internal Ordering of Particular Churches 460–572