State of Zacatecas: sister-state relationship.

California Assembly Concurrent Resolution 166 establishes a sister state relationship between California and the State of Zacatecas in Mexico. This relationship aims to promote cultural, economic, and educational exchanges between the two regions. By formalizing this connection, California seeks to strengthen ties with Zacatecas and celebrate shared heritage.

CA ACR166 is a house bill in the California 2025-2026 Regular Session, sponsored by Anamarie Farias (D), currently “Passed” since June 10, 2026.

We track 5,060 California bills this session, 37 of them sponsored by Anamarie Farias.

The key recorded vote (Senate, June 4, 2026) ended 38–0 and passed.

Supporters of ACR 166 would highlight the importance of fostering international relationships and cultural understanding. They would argue that this sister state partnership will enhance economic opportunities and promote collaboration in various sectors, benefiting both California and Zacatecas.

Critics of ACR 166 might argue that the bill is unnecessary and that resources could be better allocated to local issues within California. They may express concerns about prioritizing international relationships over pressing state needs, suggesting that the focus should remain on domestic challenges.

Source: LegiScan roll call vote data.