P.R. Laws tit. 33, § 4630
2019-02-21 00:00:00+00
No criminal action shall be filed against any person for the commission of any act that is not expressly defined as a crime under this Code or special law, nor shall any punishment or security measure be imposed other than that established by the law prior to the commission of the act.
History —June 18, 2004, No. 149, § 2, eff. May 1, 2005.