California Proposition 41, requiring pre-election audits of special tax initiatives after 25% signature thresholds and recurring four-year performance audits for new or increased special taxes enacted after January 1, 2026, while barring exclusions from the state spending limit, qualified for the November 3 ballot in June following successful signature collection. Traders assign Yes a narrow 55.5% implied probability amid its role as a competing measure targeting the proposed wealth tax in Proposition 40. The measure’s emphasis on State Auditor reviews for cost-saving opportunities and program effectiveness, combined with bipartisan calls for spending oversight, sustains close contest dynamics. No major new developments have shifted positioning since qualification, leaving voter response to the audit requirements and spending limit provisions as the primary variables ahead of election day.