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File #: OBM 25-184    Name: Prop 50
Type: Other Board Matters Status: Passed
File created: 9/4/2025 In control: Board of Supervisors
On agenda: 9/16/2025 Final action: 9/16/2025
Title: Receive a referral from the Legislative Committee requesting that the Board consider a position on Proposition 50, the Use of Legislative Congressional Redistricting Map Amendment on the California special election ballot on November 4, 2025.
Attachments: 1. Board Report, 2. Exhibit A - LAO Report on Prop 50, 3. Completed Board Order No. 26
Title
Receive a referral from the Legislative Committee requesting that the Board consider a position on Proposition 50, the Use of Legislative Congressional Redistricting Map Amendment on the California special election ballot on November 4, 2025.

Report

RECOMMENDATION:
It is recommended that the Board of Supervisors receive a referral from the Legislative Committee requesting that the Board consider a position on Proposition 50, the Use of Legislative Congressional Redistricting Map Amendment on the California special election ballot on November 4, 2025.

SUMMARY:
The Legislative Committee met on September 8, 2025, and reviewed Proposition 50, the Use of Legislative Congressional Redistricting Map Amendment.  Proposition 50 will appear on California’s special election ballot as a legislative referred constitutional amendment on November 4, 2025.  The Legislative Committee received information, discussed, and referred Proposition 50 to the Board of Supervisors for consideration.
 
DISCUSSION:
The California legislature passed three measures to temporarily require new congressional district maps be used in California's congressional elections through 2030.

- AB 604 (Aguiar-Curry/Gonzalez) Redistricting: Congressional districts. - This bill specified the maps that define the congressional districts for the special election vote.
- ACA 8 (Pellerin) Ballot Initiative - Proposition 50 - Congressional Redistricting. - This measure, notwithstanding the authority of the Citizens Redistricting Commission, requires the state to temporarily use the congressional districts reflected in AB 604 of the 2025-26 Regular Session for every congressional election until the new congressional boundary lines are drawn by the commission in 2031.
- SB 280 (Cervantes) Elections. - This bill calls for a special election in November.

AB 604, the map amendment, has become Proposition 50, as AB 604 cannot take effect without voter approval.  A special election will now ...

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