Pro-Housing Movement Splits Over Proposition 45’s CEQA Time Limits

Voters must decide if 365-day review limits and a 270-day judicial shot clock will speed approvals or weaken environmental and equity safeguards.

Overview

Proposition 45 would narrow environmental reviews for projects labeled “essential” and require agencies to finish reviews within 365 business days while giving courts 270 business days to resolve related lawsuits.
The campaign has opened a clear rift inside the pro-housing coalition, with some developers, affordable-housing groups and Assemblymember Buffy Wicks backing the measure and major YIMBY organizations remaining neutral or opposed.
Supporters say strict deadlines will stop litigation that delays or kills projects and costs money, citing past lawsuits and developer losses as evidence.
Opponents including regional housing advocates and environmental-justice groups warn the law would make it easier to approve low-density, car-dependent development at metropolitan edges and reduce protections for frontline communities.
Recent state reform matters to the debate because AB130, passed in July 2025, already exempted most infill from CEQA and has been used to entitle 17,913 units, which both sides cite when arguing whether further statewide limits are needed.