In Support of this measure: 

 

Total amount of reported contributions to this measure: $38,589,954* 

Individual Ballot Measure Committees Formed for this Measure

Committee ID**

Committee Name

Total Reported Contributions

1442568

Building Industry Association of Southern California Issues PAC - Yes on 45

$949,343

1490585

Building Resilient Infrastructure for a Decarbonized Green Economy Issues PAC (BRIDGE Issues) Yes on Prop 45, Funded by PG&E Corporation

$2,400,000

1353866

California Building Industry Association Issues Committee Supporting Proposition 45

$7,009,737

1484853

Yes on 45 - Building a More Affordable California, a Coalition of Water, Affordable Housing, Clean Energy, Small Business, Healthcare & Community Leaders

$28,230,874

*Through 10/22/2026. 

**The law also requires ballot measure committees that raise $1 million or more to report the Top 10 Contributors who have donated at least $10,000 to the committee.

 

In Opposition to this measure: 

 

Total amount of reported contributions to this measure: $31,237,219* 

Individual Ballot Measure Committees Formed for this Measure

Committee ID**

Committee Name

Total Reported Contributions

1493079

Campaign for People Over Polluters, No on Prop. 45, Sponsored by Environmental & Healthcare Organizations

$1,880,513

1479255

No on Prop 45 - Protect California Communities

$9,421,588

1492264

No on Prop 45, Sponsored by Labor, Health and Environmental Organizations

$19,735,118

1498109

No on Prop. 45, SMART Local 105 PAC

$100,000

1497629

Working People in Supporting of Prop 3 and in Opposition of Prop 39, 43 and 45, Sponsored by Los Angeles County Federation of Labor AFL-CIO

$100,000

*Through 10/22/2026. 

**The law also requires ballot measure committees that raise $1 million or more to report the Top 10 Contributors who have donated at least $10,000 to the committee.