Can. 1190

§1. It is absolutely forbidden to sell sacred relics.

§2. Relics of great significance and other relics honored with great reverence by the people cannot be alienated validly in any manner or transferred permanently without the permission of the Apostolic See.

§3. The prescript of §2 is valid also for images which are honored in some church with great reverence by the people.

Read the whole title TITLE IVThe Veneration of the Saints, Sacred Images, and Relics 1186–1190

Cited in 1