Catechism of the Catholic Church §1530 — excerpt
Only priests (presbyters and bishops) can give the sacrament of the Anointing of the Sick, using oil blessed by the bishop, or if necessary by the celebrating presbyter himself.
This translation is under copyright, so only the cited words are quoted here. Follow the link for the full text. Translation: English translation of the Catechism of the Catholic Church, 2nd ed. (Libreria Editrice Vaticana), as posted at vatican.va.