Source: http://www.vatican.va/archive/ENG1104/__P48.HTM
Timestamp: 2019-04-22 04:16:17+00:00

Document:
Can. 1166 Sacramentals are sacred signs by which effects, especially spiritual effects, are signified in some imitation of the sacraments and are obtained through the intercession of the Church.
Can. 1167 §1. The Apostolic See alone can establish new sacramentals, authentically interpret those already received, or abolish or change any of them.
§2. In confecting or administering sacramentals, the rites and formulas approved by the authority of the Church are to be observed carefully.
Can. 1169 §1. Those marked with the episcopal character and presbyters permitted by law or legitimate grant can perform consecrations and dedications validly.
§2. Any presbyter can impart blessings except those reserved to the Roman Pontiff or bishops.
§3. A deacon can impart only those blessings expressly permitted by law.
Can. 1170 Blessings, which are to be imparted first of all to Catholics, can also be given to catechumens and even to non-Catholics unless there is a prohibition of the Church to the contrary.
Can. 1171 Sacred objects, which are designated for divine worship by dedication or blessing, are to be treated reverently and are not to be employed for profane or inappropriate use even if they are owned by private persons.
Can. 1172 §1. No one can perform exorcisms legitimately upon the possessed unless he has obtained special and express permission from the local ordinary.
§2. The local ordinary is to give this permission only to a presbyter who has piety, knowledge, prudence, and integrity of life.

References: §1

§2
 §1

§2

§3
 §1

§2