News Prop 72 Permits Legislature to Exclude Newly Constructed Rain-Capture Systems from Property-Tax Reassessment Requirement Californians Might Get A Tax Break For Capturing Rainwater Ballot measure would end tax bite on rainwater capture Prop. 72 promises tax relief for water conservation Proposition 72: Capture Rainwater, Get a Tax Break Editorial: Prop 72: Tax-Free Rainwater California homeowners could get a tax break to capture rainwater in their backyards New state ballot measure would reward people who build rainwater collection systems