California 2025-2026 Regular Session

California Assembly Bill ACR103

Introduced
6/25/25  
Refer
6/30/25  
Engrossed
7/14/25  
Refer
7/15/25  
Enrolled
8/29/25  
Chaptered
9/5/25  

Caption

California Western Monarch Protection Week.

Impact

The bill highlights the endangered status of the western monarch butterfly and recognizes conservation efforts that have been ongoing within California. It aligns with initiatives proposed by the United States Fish and Wildlife Service to protect these butterflies and their habitats. The resolution encourages community involvement in these efforts, suggesting that efforts to protect the butterflies will enhance public awareness about the environmental challenges they face.

Summary

ACR103, authored by Assemblymember Addis, proclaims the week of July 14-18, 2025, as California Western Monarch Protection Week. This resolution aims to raise awareness about the significant decline in the western monarch butterfly population, which has decreased by 81% over the past quarter-century. The proclamation emphasizes the natural migratory patterns of the monarchs and their importance to California’s ecosystems and tourism industry during off-peak seasons.

Sentiment

The overall sentiment surrounding ACR103 is positive, with broad support from various stakeholders who advocate for environmental conservation. Recognizing a dedicated week for monarch protection is seen as a constructive step toward addressing biodiversity loss and promoting community action towards conservation measures.

Contention

While ACR103 seeks to unify efforts for monarch preservation, challenges remain regarding the broader implications of habitat loss and environmental degradation caused by human activities. Further discussions surrounding the bill could explore the complexities of conservation in the face of agricultural practices and urban development that threaten the butterflies' migratory and breeding habitats.

Companion Bills

No companion bills found.

Previously Filed As

CA SB1214

California State Library: study: state butterfly.

CA SB2128

MONARCH Act of 2025 Monarch Action, Recovery, and Conservation of Habitat Act of 2025

CA HB4062

MONARCH Act of 2025 Monarch Action, Recovery, and Conservation of Habitat Act of 2025

CA AB2254

Coastal resources: monarch butterfly habitat.

CA AB1311

California Rangeland, Grazing Land, and Grassland Protection Program.

CA ACR75

California’s Farm Week.

CA A1513

Prohibits sale of milkweed plants treated with certain pesticides.

CA SR110

Relative to Hospital Week in California.

CA ACR188

California’s Farm Week.

CA ACR171

California Home Visiting Week.

Similar Bills

CA SB1214

California State Library: study: state butterfly.

CA AB2254

Coastal resources: monarch butterfly habitat.

NJ A1513

Prohibits sale of milkweed plants treated with certain pesticides.

US SB2128

MONARCH Act of 2025 Monarch Action, Recovery, and Conservation of Habitat Act of 2025

US HB4062

MONARCH Act of 2025 Monarch Action, Recovery, and Conservation of Habitat Act of 2025

CA AR40

Relative to Rosenda’s Day.

CA AB1311

California Rangeland, Grazing Land, and Grassland Protection Program.

TN SJR0571

A RESOLUTION to urge the Tennessee Department of Transportation to establish habitat and no-mow areas on highway rights-of-way for the monarch butterfly.