Section 1231.3 Of Article 2.5. Sworn Statements Regarding Gang-related Crimes From California Evidence Code >> Division 10. >> Chapter 2. >> Article 2.5.

. Any law enforcement officer testifying as to any hearsay statement pursuant to this article shall either have five years of law enforcement experience or have completed a training course certified by the Commission on Peace Officer Standards and Training which includes training in the investigation and reporting of cases and testifying at preliminary hearings and trials.