| Election Date | State | Title | Outcome |
|---|---|---|---|
| Nov. 4, 2008 | Florida | Constitutional Amendment 6: Assessment of Working Waterfront Property Based Upon Current Use | Passed |
| Nov. 4, 2008 | Florida | Constitutional Amendment 4: Property Tax Exemption of Perpetually Conserved Land; Classification and Assessment of Land Used for Conservation | Passed |
| Nov. 2, 2010 | Florida | Constitutional Amendment 4: Referenda Required for Adoption and Amendment of Local Government Comprehensive Land Use Plans | Failed |
| Nov. 4, 2014 | Florida | Amendment 1: Water and Land Conservation - Dedicates Funds to Acquire and Restore Florida Conservation and Recreation Lands | Passed |