CA SB499

Requires all schoolsites to replace low-specific heat surfaces (cement, asphalt, synthetic turf) with high-specific heat surfaces (cool pavement, natural grass, trees) the next time outdoor surfaces are resurfaced or replaced.

Mandates all schoolsites develop an extreme heat action plan by January 1, 2025, addressing installation of shade trees, school gardens, and green barriers between schoolsites and adjacent high-polluting streets or commercial projects.

Requires implementation of extreme heat action plans to begin by January 1, 2027, contingent upon legislative appropriation.

Directs the State Department of Education to develop a template for extreme heat action plans and create a model guidebook for schoolsites, in consultation with the State Department of Social Services.

Requires training of schoolsite decision-making personnel involved in outdoor surface replacement or resurfacing in extreme heat mitigation measures.