Can. 1331

§ 1. An excommunicated person is prohibited:

1. 1°

   from celebrating the Sacrifice of the Eucharist and the other sacraments;

2. 2°

   from receiving the sacraments;

3. 3°

   from administering sacramentals and from celebrating the other ceremonies of liturgical worship;

4. 4°

   from taking an active part in the celebrations listed above;

5. 5°

   from exercising any ecclesiastical offices, duties, ministries or functions;

6. 6°

   from performing acts of governance.

§ 2. If a ferendae sententiae excommunication has been imposed or a latae sententiae excommunication declared, the offender:

1. 1°

   proposing to act in defiance of the provision of § 1 nn. 1-4 is to be removed, or else the liturgical action is to be suspended, unless there is a grave reason to the contrary;

2. 2°

   invalidly exercises any acts of governance which, in accordance with § 1 n. 6, are unlawful;

3. 3°

   is prohibited from benefiting from privileges already granted;

4. 4°

   does not acquire any remuneration held in virtue of a merely ecclesiastical title;

5. 5°

   is legally incapable of acquiring offices, duties, ministries, functions, rights, privileges or honorific titles.