CA AB1927

Adds Section 1324.2 to the Penal Code to make testimony about a victim or witness's unlawful drug or alcohol possession/use inadmissible in separate prosecutions of that person for drug or alcohol offenses

Applies to testimony given in felony prosecutions for sexual assault crimes including rape, sexual battery, and lewd acts with minors (Penal Code Sections 220, 243.4, 261, 261.5, 286, 287, 288, 289)

Excludes testimony only regarding substance or alcohol use that occurred at or around the time of the sexual assault violation

Preserves admissibility of such evidence within the original sexual assault felony prosecution itself

Preserves admissibility of evidence that a witness received use immunity for their testimony in the sexual assault prosecution