[sokoloff]

Prop 13 is factually a CA Constitutional amendment, the reversal of which would require following the process to amend the state constitution: https://en.wikipedia.org/wiki/1978_California_Proposition_13

https://www.dgs.ca.gov/Resources/SAM/TOC/6000/6920#:~:text=A....

Zoning control changes could (as far as I can tell) be done via legislative action alone (and probably fading some resulting lawsuits).