A papal decree prohibiting the administration of the sacraments from a political entity under the power of a single person (e.g., a king or an oligarchy with similar powers). Extreme unction/Anointing of the Sick is excepted.

An injunction.

To exclude (someone or somewhere) from participation in church services; to place under a religious interdict.

To forbid (an action or thing) by formal or legal sanction.

To forbid (someone) from doing something.