| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 4, 2008 | California | Proposition 5: Nonviolent Offenders. Sentencing, Parole and Rehabilitation. Statute. | Failed |
| Nov. 4, 2014 | California | Proposition 46: Drug and Alcohol Testing of Doctors. Medical Negligence Lawsuits. Initiative Statute. | Failed |
| Nov. 4, 2014 | California | Proposition 47: Criminal Sentences. Misdemeanor Penalties. Initiative Status. | Passed |
| Nov. 8, 2016 | California | Proposition 61: The California Drug Price Relief Act | Failed |
| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 6, 2012 | California | Proposition 37: Genetically Engineered Foods. Labeling. Initiative Statute. | Failed |
| Nov. 6, 2018 | California | Proposition 12: Establishes New Standards for Confinement of Specified Farm Animals; Bans Sale of Noncomplying Products | Passed |
| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 4, 2014 | California | Proposition 45: Health Insurance. Rate Changes. Initiative Statute. | Failed |
| Nov. 8, 2016 | California | Proposition 52: State Fees on Hospitals. Federal Medi-Cal Matching Funds. Initiative Statutory and Constitutional Amendment. | Passed |
| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 3, 2020 | California | Proposition 14: Stem Cell Research, Treatments, and Cures Initiative | Passed |